137042075648 has 28 divisors (see below), whose sum is σ = 274067438910. Its totient is φ = 68521033728.

The previous prime is 137042075629. The next prime is 137042075657. The reversal of 137042075648 is 846570240731.

It can be written as a sum of positive squares in only one way, i.e., 78113542144 + 58928533504 = 279488^2 + 242752^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8356193 + ... + 8372576.

Almost surely, 2^137042075648 is an apocalyptic number.

It is an amenable number.

137042075648 is a deficient number, since it is larger than the sum of its proper divisors (137025363262).

137042075648 is an frugal number, since it uses more digits than its factorization.

137042075648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16728795 (or 16728771 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 47.

The spelling of 137042075648 in words is "one hundred thirty-seven billion, forty-two million, seventy-five thousand, six hundred forty-eight".