137642064655038 has 8 divisors (see below), whose sum is σ = 275284129310088. Its totient is φ = 45880688218344.

The previous prime is 137642064655033. The next prime is 137642064655079. The reversal of 137642064655038 is 830556460246731.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

137642064655038 is an admirable number.

It is a super-2 number, since 2×137642064655038² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137642064655033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11470172054581 + ... + 11470172054592.

It is an arithmetic number, because the mean of its divisors is an integer number (34410516163761).

Almost surely, 2^{137642064655038} is an apocalyptic number.

137642064655038 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137642064655038 is a wasteful number, since it uses less digits than its factorization.

137642064655038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22940344109178.

The product of its (nonzero) digits is 87091200, while the sum is 60.

The spelling of 137642064655038 in words is "one hundred thirty-seven trillion, six hundred forty-two billion, sixty-four million, six hundred fifty-five thousand, thirty-eight".