137297247736 has 64 divisors (see below), whose sum is σ = 285160538880. Its totient is φ = 61453678080.

The previous prime is 137297247701. The next prime is 137297247743. The reversal of 137297247736 is 637742792731.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1528816 + ... + 1616128.

It is an arithmetic number, because the mean of its divisors is an integer number (4455633420).

Almost surely, 2^137297247736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 137297247736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142580269440).

137297247736 is an abundant number, since it is smaller than the sum of its proper divisors (147863291144).

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

137297247736 is a wasteful number, since it uses less digits than its factorization.

137297247736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87604 (or 87600 counting only the distinct ones).

The product of its digits is 18670176, while the sum is 58.

The spelling of 137297247736 in words is "one hundred thirty-seven billion, two hundred ninety-seven million, two hundred forty-seven thousand, seven hundred thirty-six".