1252089280928 has 24 divisors (see below), whose sum is σ = 2467493898660. Its totient is φ = 625424163840.

The previous prime is 1252089280913. The next prime is 1252089280961. The reversal of 1252089280928 is 8290829802521.

It can be written as a sum of positive squares in 2 ways, for example, as 1219937922064 + 32151358864 = 1104508^2 + 179308^2 .

It is a super-2 number, since 2×1252089280928² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19357103 + ... + 19421678.

Almost surely, 2^{1252089280928} is an apocalyptic number.

It is an amenable number.

1252089280928 is a deficient number, since it is larger than the sum of its proper divisors (1215404617732).

1252089280928 is a wasteful number, since it uses less digits than its factorization.

1252089280928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38779800 (or 38779792 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 56.

The spelling of 1252089280928 in words is "one trillion, two hundred fifty-two billion, eighty-nine million, two hundred eighty thousand, nine hundred twenty-eight".