7138353063425 has 6 divisors (see below), whose sum is σ = 8851557798678. Its totient is φ = 5710682450720.

The previous prime is 7138353063379. The next prime is 7138353063449. The reversal of 7138353063425 is 5243603538317.

It can be written as a sum of positive squares in 3 ways, for example, as 2123924402161 + 5014428661264 = 1457369^2 + 2239292^2 .

It is not a de Polignac number, because 7138353063425 - 2²⁶ = 7138285954561 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 142767061244 + ... + 142767061293.

It is an arithmetic number, because the mean of its divisors is an integer number (1475259633113).

Almost surely, 2^{7138353063425} is an apocalyptic number.

It is an amenable number.

7138353063425 is a deficient number, since it is larger than the sum of its proper divisors (1713204735253).

7138353063425 is a wasteful number, since it uses less digits than its factorization.

7138353063425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285534122547 (or 285534122542 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 50.

The spelling of 7138353063425 in words is "seven trillion, one hundred thirty-eight billion, three hundred fifty-three million, sixty-three thousand, four hundred twenty-five".