149372415138 has 16 divisors (see below), whose sum is σ = 298815824736. Its totient is φ = 49778972640.

The previous prime is 149372415119. The next prime is 149372415139. The reversal of 149372415138 is 831514273941.

149372415138 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (149372415139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2930731 + ... + 2981262.

It is an arithmetic number, because the mean of its divisors is an integer number (18675989046).

Almost surely, 2^149372415138 is an apocalyptic number.

149372415138 is an abundant number, since it is smaller than the sum of its proper divisors (149443409598).

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

149372415138 is a wasteful number, since it uses less digits than its factorization.

149372415138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5916209.

The product of its digits is 725760, while the sum is 48.

The spelling of 149372415138 in words is "one hundred forty-nine billion, three hundred seventy-two million, four hundred fifteen thousand, one hundred thirty-eight".