137450569944 has 32 divisors (see below), whose sum is σ = 343664867520. Its totient is φ = 45811730976.

The previous prime is 137450569939. The next prime is 137450569957. The reversal of 137450569944 is 449965054731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98214 + ... + 533429.

It is an arithmetic number, because the mean of its divisors is an integer number (10739527110).

Almost surely, 2^137450569944 is an apocalyptic number.

It is an amenable number.

137450569944 is an abundant number, since it is smaller than the sum of its proper divisors (206214297576).

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

137450569944 is a wasteful number, since it uses less digits than its factorization.

137450569944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640719 (or 640715 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 57.

The spelling of 137450569944 in words is "one hundred thirty-seven billion, four hundred fifty million, five hundred sixty-nine thousand, nine hundred forty-four".