137204976544 has 24 divisors (see below), whose sum is σ = 276404214240. Its totient is φ = 67007080896.

The previous prime is 137204976539. The next prime is 137204976569. The reversal of 137204976544 is 445679402731.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 137204976491 and 137204976500.

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, 49855084 + ... + 49857835.

It is an arithmetic number, because the mean of its divisors is an integer number (11516842260).

Almost surely, 2^137204976544 is an apocalyptic number.

It is an amenable number.

137204976544 is an abundant number, since it is smaller than the sum of its proper divisors (139199237696).

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

137204976544 is an equidigital number, since it uses as much as digits as its factorization.

137204976544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99712972 (or 99712964 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 52.

The spelling of 137204976544 in words is "one hundred thirty-seven billion, two hundred four million, nine hundred seventy-six thousand, five hundred forty-four".