7135520556688 has 20 divisors (see below), whose sum is σ = 13825472863228. Its totient is φ = 3567656592000.

The previous prime is 7135520556673. The next prime is 7135520556707. The reversal of 7135520556688 is 8866550255317.

It can be written as a sum of positive squares in 2 ways, for example, as 4551361425664 + 2584159131024 = 2133392^2 + 1607532^2 .

It is a super-2 number, since 2×7135520556688² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5911131 + ... + 7015162.

Almost surely, 2^{7135520556688} is an apocalyptic number.

It is an amenable number.

7135520556688 is a deficient number, since it is larger than the sum of its proper divisors (6689952306540).

7135520556688 is a wasteful number, since it uses less digits than its factorization.

7135520556688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12960802 (or 12960796 counting only the distinct ones).

The product of its (nonzero) digits is 60480000, while the sum is 61.

The spelling of 7135520556688 in words is "seven trillion, one hundred thirty-five billion, five hundred twenty million, five hundred fifty-six thousand, six hundred eighty-eight".