137438953475 has 12 divisors (see below), whose sum is σ = 170430195936. Its totient is φ = 109947360480.

The previous prime is 137438953447. The next prime is 137438953481. The reversal of 137438953475 is 574359834731.

It is not a de Polignac number, because 137438953475 - 2¹² = 137438949379 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 (3) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 812054 + ... + 966596.

It is an arithmetic number, because the mean of its divisors is an integer number (14202516328).

Almost surely, 2^137438953475 is an apocalyptic number.

137438953475 is a deficient number, since it is larger than the sum of its proper divisors (32991242461).

137438953475 is a wasteful number, since it uses less digits than its factorization.

137438953475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190126 (or 190121 counting only the distinct ones).

The product of its digits is 38102400, while the sum is 59.

The spelling of 137438953475 in words is "one hundred thirty-seven billion, four hundred thirty-eight million, nine hundred fifty-three thousand, four hundred seventy-five".