137213036392 has 8 divisors (see below), whose sum is σ = 257274443250. Its totient is φ = 68606518192.

The previous prime is 137213036371. The next prime is 137213036399. The reversal of 137213036392 is 293630312731.

It can be written as a sum of positive squares in only one way, i.e., 84328675236 + 52884361156 = 290394^2 + 229966^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (137213036399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8575814767 + ... + 8575814782.

Almost surely, 2^137213036392 is an apocalyptic number.

It is an amenable number.

137213036392 is a deficient number, since it is larger than the sum of its proper divisors (120061406858).

137213036392 is a wasteful number, since it uses less digits than its factorization.

137213036392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17151629555 (or 17151629551 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 40.

The spelling of 137213036392 in words is "one hundred thirty-seven billion, two hundred thirteen million, thirty-six thousand, three hundred ninety-two".