137998976338 has 16 divisors (see below), whose sum is σ = 210334461120. Its totient is φ = 67889905776.

The previous prime is 137998976279. The next prime is 137998976341. The reversal of 137998976338 is 833679899731.

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, 489358 + ... + 717961.

It is an arithmetic number, because the mean of its divisors is an integer number (13145903820).

Almost surely, 2^137998976338 is an apocalyptic number.

137998976338 is a deficient number, since it is larger than the sum of its proper divisors (72335484782).

137998976338 is a wasteful number, since it uses less digits than its factorization.

137998976338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208241.

The product of its digits is 370355328, while the sum is 73.

The spelling of 137998976338 in words is "one hundred thirty-seven billion, nine hundred ninety-eight million, nine hundred seventy-six thousand, three hundred thirty-eight".