137437728412 has 12 divisors (see below), whose sum is σ = 240632624736. Its totient is φ = 68685549920.

The previous prime is 137437728409. The next prime is 137437728431. The reversal of 137437728412 is 214827734731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8319289 + ... + 8335792.

It is an arithmetic number, because the mean of its divisors is an integer number (20052718728).

Almost surely, 2^137437728412 is an apocalyptic number.

It is an amenable number.

137437728412 is a deficient number, since it is larger than the sum of its proper divisors (103194896324).

137437728412 is a wasteful number, since it uses less digits than its factorization.

137437728412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16657148 (or 16657146 counting only the distinct ones).

The product of its digits is 1580544, while the sum is 49.

The spelling of 137437728412 in words is "one hundred thirty-seven billion, four hundred thirty-seven million, seven hundred twenty-eight thousand, four hundred twelve".