7123262075136 has 81 divisors (see below), whose sum is σ = 20538490021959. Its totient is φ = 2374377988608.

The previous prime is 7123262075117. The next prime is 7123262075143. The reversal of 7123262075136 is 6315702623217.

The square root of 7123262075136 is 2668944.

It is a perfect power (a square), and thus also a powerful number.

7123262075136 is a `hidden beast` number, since 7 + 1 + 2 + 3 + 2 + 620 + 7 + 5 + 13 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 7123262075091 and 7123262075100.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 128081511 + ... + 128137113.

Almost surely, 2^{7123262075136} is an apocalyptic number.

7123262075136 is the 2668944-th square number.

It is an amenable number.

7123262075136 is an abundant number, since it is smaller than the sum of its proper divisors (13415227946823).

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

7123262075136 is an frugal number, since it uses more digits than its factorization.

7123262075136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111228 (or 55608 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The spelling of 7123262075136 in words is "seven trillion, one hundred twenty-three billion, two hundred sixty-two million, seventy-five thousand, one hundred thirty-six".