137996848440 has 192 divisors, whose sum is σ = 505044633600. Its totient is φ = 32374598400.

The previous prime is 137996848433. The next prime is 137996848469. The reversal of 137996848440 is 44848699731.

137996848440 is a `hidden beast` number, since 1 + 3 + 7 + 99 + 68 + 48 + 440 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 439300 + ... + 684819.

It is an arithmetic number, because the mean of its divisors is an integer number (2630440800).

Almost surely, 2^137996848440 is an apocalyptic number.

137996848440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

137996848440 is an abundant number, since it is smaller than the sum of its proper divisors (367047785160).

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

137996848440 is a wasteful number, since it uses less digits than its factorization.

137996848440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1124178 (or 1124171 counting only the distinct ones).

The product of its (nonzero) digits is 41803776, while the sum is 63.

The spelling of 137996848440 in words is "one hundred thirty-seven billion, nine hundred ninety-six million, eight hundred forty-eight thousand, four hundred forty".