137386315965025 has 6 divisors (see below), whose sum is σ = 170359031796662. Its totient is φ = 109909052772000.

The previous prime is 137386315965001. The next prime is 137386315965083. The reversal of 137386315965025 is 520569513683731.

It can be written as a sum of positive squares in 3 ways, for example, as 230761101376 + 137155554863649 = 480376^2 + 11711343^2 .

It is not a de Polignac number, because 137386315965025 - 2⁵ = 137386315964993 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2747726319276 + ... + 2747726319325.

Almost surely, 2^{137386315965025} is an apocalyptic number.

It is an amenable number.

137386315965025 is a deficient number, since it is larger than the sum of its proper divisors (32972715831637).

137386315965025 is an equidigital number, since it uses as much as digits as its factorization.

137386315965025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5495452638611 (or 5495452638606 counting only the distinct ones).

The product of its (nonzero) digits is 122472000, while the sum is 64.

The spelling of 137386315965025 in words is "one hundred thirty-seven trillion, three hundred eighty-six billion, three hundred fifteen million, nine hundred sixty-five thousand, twenty-five".