137656743112 has 24 divisors (see below), whose sum is σ = 300246213510. Its totient is φ = 58995746880.

The previous prime is 137656743097. The next prime is 137656743113. The reversal of 137656743112 is 211347656731.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 75841855236 + 61814887876 = 275394^2 + 248626^2 .

It is not an unprimeable number, because it can be changed into a prime (137656743113) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 175582189 + ... + 175582972.

Almost surely, 2^137656743112 is an apocalyptic number.

It is an amenable number.

137656743112 is an abundant number, since it is smaller than the sum of its proper divisors (162589470398).

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

137656743112 is a wasteful number, since it uses less digits than its factorization.

137656743112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351165181 (or 351165170 counting only the distinct ones).

The product of its digits is 635040, while the sum is 46.

The spelling of 137656743112 in words is "one hundred thirty-seven billion, six hundred fifty-six million, seven hundred forty-three thousand, one hundred twelve".