137620701022158 has 48 divisors (see below), whose sum is σ = 299031842406960. Its totient is φ = 45742303930752.

The previous prime is 137620701022099. The next prime is 137620701022159. The reversal of 137620701022158 is 851220107026731.

137620701022158 is a `hidden beast` number, since 1 + 3 + 7 + 620 + 7 + 0 + 1 + 0 + 2 + 2 + 15 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137620701022159) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21175285 + ... + 26900447.

It is an arithmetic number, because the mean of its divisors is an integer number (6229830050145).

Almost surely, 2^{137620701022158} is an apocalyptic number.

137620701022158 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

137620701022158 is an abundant number, since it is smaller than the sum of its proper divisors (161411141384802).

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

137620701022158 is a wasteful number, since it uses less digits than its factorization.

137620701022158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5728993 (or 5728990 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

Adding to 137620701022158 its reverse (851220107026731), we get a palindrome (988840808048889).

The spelling of 137620701022158 in words is "one hundred thirty-seven trillion, six hundred twenty billion, seven hundred one million, twenty-two thousand, one hundred fifty-eight".