137668004371 has 8 divisors (see below), whose sum is σ = 140892143040. Its totient is φ = 134444891112.

The previous prime is 137668004363. The next prime is 137668004389. The reversal of 137668004371 is 173400866731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 137668004371 - 2³ = 137668004363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137668004321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18720 + ... + 525058.

It is an arithmetic number, because the mean of its divisors is an integer number (17611517880).

Almost surely, 2^137668004371 is an apocalyptic number.

137668004371 is a deficient number, since it is larger than the sum of its proper divisors (3224138669).

137668004371 is an equidigital number, since it uses as much as digits as its factorization.

137668004371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512705.

The product of its (nonzero) digits is 508032, while the sum is 46.

The spelling of 137668004371 in words is "one hundred thirty-seven billion, six hundred sixty-eight million, four thousand, three hundred seventy-one".