137438954042 has 32 divisors (see below), whose sum is σ = 224210851200. Its totient is φ = 62807116608.

The previous prime is 137438954041. The next prime is 137438954063. The reversal of 137438954042 is 240459834731.

It is not an unprimeable number, because it can be changed into a prime (137438954041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5660384 + ... + 5684612.

It is an arithmetic number, because the mean of its divisors is an integer number (7006589100).

Almost surely, 2^137438954042 is an apocalyptic number.

137438954042 is a deficient number, since it is larger than the sum of its proper divisors (86771897158).

137438954042 is a wasteful number, since it uses less digits than its factorization.

137438954042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26390.

The product of its (nonzero) digits is 2903040, while the sum is 50.

The spelling of 137438954042 in words is "one hundred thirty-seven billion, four hundred thirty-eight million, nine hundred fifty-four thousand, forty-two".