7552256145172 has 12 divisors (see below), whose sum is σ = 13221498500980. Its totient is φ = 3774685144896.

The previous prime is 7552256145103. The next prime is 7552256145179. The reversal of 7552256145172 is 2715416522557.

It can be written as a sum of positive squares in 2 ways, for example, as 3683812294276 + 3868443850896 = 1919326^2 + 1966836^2 .

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7552256145179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360720147 + ... + 360741082.

Almost surely, 2^{7552256145172} is an apocalyptic number.

It is an amenable number.

7552256145172 is a deficient number, since it is larger than the sum of its proper divisors (5669242355808).

7552256145172 is a wasteful number, since it uses less digits than its factorization.

7552256145172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721463850 (or 721463848 counting only the distinct ones).

The product of its digits is 5880000, while the sum is 52.

The spelling of 7552256145172 in words is "seven trillion, five hundred fifty-two billion, two hundred fifty-six million, one hundred forty-five thousand, one hundred seventy-two".