3501043020 has 48 divisors (see below), whose sum is σ = 10892135520. Its totient is φ = 933611328.

The previous prime is 3501042997. The next prime is 3501043061. The reversal of 3501043020 is 203401053.

3501043020 is a `hidden beast` number, since 350 + 10 + 4 + 302 + 0 = 666.

3501043020 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3501042984 and 3501043002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3241167 + ... + 3242246.

It is an arithmetic number, because the mean of its divisors is an integer number (226919490).

Almost surely, 2^3501043020 is an apocalyptic number.

3501043020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3501043020 is an abundant number, since it is smaller than the sum of its proper divisors (7391092500).

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

3501043020 is a wasteful number, since it uses less digits than its factorization.

3501043020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6483431 (or 6483423 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3501043020 is about 59169.6123022620. The cubic root of 3501043020 is about 1518.4452911028.

Adding to 3501043020 its reverse (203401053), we get a palindrome (3704444073).

The spelling of 3501043020 in words is "three billion, five hundred one million, forty-three thousand, twenty".