137426086025 has 12 divisors (see below), whose sum is σ = 171552031500. Its totient is φ = 109203007680.

The previous prime is 137426086009. The next prime is 137426086069. The reversal of 137426086025 is 520680624731.

It can be written as a sum of positive squares in 6 ways, for example, as 37045470784 + 100380615241 = 192472^2 + 316829^2 .

It is not a de Polignac number, because 137426086025 - 2⁴ = 137426086009 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18442730 + ... + 18450179.

It is an arithmetic number, because the mean of its divisors is an integer number (14296002625).

Almost surely, 2^137426086025 is an apocalyptic number.

It is an amenable number.

137426086025 is a deficient number, since it is larger than the sum of its proper divisors (34125945475).

137426086025 is a wasteful number, since it uses less digits than its factorization.

137426086025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36893068 (or 36893063 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 137426086025 in words is "one hundred thirty-seven billion, four hundred twenty-six million, eighty-six thousand, twenty-five".