2451124040 has 32 divisors (see below), whose sum is σ = 5571893880. Its totient is φ = 970340352.

The previous prime is 2451124037. The next prime is 2451124043. The reversal of 2451124040 is 404211542.

It is an interprime number because it is at equal distance from previous prime (2451124037) and next prime (2451124043).

It can be written as a sum of positive squares in 4 ways, for example, as 1674610084 + 776513956 = 40922^2 + 27866^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2451123997 and 2451124015.

It is not an unprimeable number, because it can be changed into a prime (2451124043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311987 + ... + 319746.

Almost surely, 2^2451124040 is an apocalyptic number.

2451124040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2451124040 is an abundant number, since it is smaller than the sum of its proper divisors (3120769840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2451124040 is a wasteful number, since it uses less digits than its factorization.

2451124040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631841 (or 631837 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 2451124040 is about 49508.8278996787. The cubic root of 2451124040 is about 1348.3058840870.

Adding to 2451124040 its reverse (404211542), we get a palindrome (2855335582).

The spelling of 2451124040 in words is "two billion, four hundred fifty-one million, one hundred twenty-four thousand, forty".