149135938392 has 64 divisors (see below), whose sum is σ = 436495449600. Its totient is φ = 41570991360.

The previous prime is 149135938387. The next prime is 149135938411. The reversal of 149135938392 is 293839531941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10818892 + ... + 10832667.

It is an arithmetic number, because the mean of its divisors is an integer number (6820241400).

Almost surely, 2^149135938392 is an apocalyptic number.

149135938392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

149135938392 is an abundant number, since it is smaller than the sum of its proper divisors (287359511208).

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

149135938392 is a wasteful number, since it uses less digits than its factorization.

149135938392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21651616 (or 21651612 counting only the distinct ones).

The product of its digits is 6298560, while the sum is 57.

The spelling of 149135938392 in words is "one hundred forty-nine billion, one hundred thirty-five million, nine hundred thirty-eight thousand, three hundred ninety-two".