137042387904 has 56 divisors (see below), whose sum is σ = 362633483520. Its totient is φ = 45675483904.

The previous prime is 137042387899. The next prime is 137042387917. The reversal of 137042387904 is 409783240731.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 1834027 + ... + 1907285.

It is an arithmetic number, because the mean of its divisors is an integer number (6475597920).

Almost surely, 2^137042387904 is an apocalyptic number.

It is an amenable number.

137042387904 is an abundant number, since it is smaller than the sum of its proper divisors (225591095616).

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

137042387904 is an equidigital number, since it uses as much as digits as its factorization.

137042387904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83017 (or 83007 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 137042387904 in words is "one hundred thirty-seven billion, forty-two million, three hundred eighty-seven thousand, nine hundred four".