1553152040 has 64 divisors (see below), whose sum is σ = 3818136960. Its totient is φ = 563915520.

The previous prime is 1553152021. The next prime is 1553152063. The reversal of 1553152040 is 402513551.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 330749 + ... + 335411.

It is an arithmetic number, because the mean of its divisors is an integer number (59658390).

Almost surely, 2^1553152040 is an apocalyptic number.

1553152040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1553152040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1909068480).

1553152040 is an abundant number, since it is smaller than the sum of its proper divisors (2264984920).

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

1553152040 is a wasteful number, since it uses less digits than its factorization.

1553152040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5442 (or 5438 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 1553152040 is about 39410.0499872812. The cubic root of 1553152040 is about 1158.0784775242.

Adding to 1553152040 its reverse (402513551), we get a palindrome (1955665591).

The spelling of 1553152040 in words is "one billion, five hundred fifty-three million, one hundred fifty-two thousand, forty".