138177201910 has 32 divisors (see below), whose sum is σ = 271457207712. Its totient is φ = 50222657280.

The previous prime is 138177201823. The next prime is 138177201919. The reversal of 138177201910 is 19102771831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138177201919) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58837 + ... + 528976.

It is an arithmetic number, because the mean of its divisors is an integer number (8483037741).

Almost surely, 2^138177201910 is an apocalyptic number.

138177201910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

138177201910 is a deficient number, since it is larger than the sum of its proper divisors (133280005802).

138177201910 is a wasteful number, since it uses less digits than its factorization.

138177201910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589968.

The product of its (nonzero) digits is 21168, while the sum is 40.

The spelling of 138177201910 in words is "one hundred thirty-eight billion, one hundred seventy-seven million, two hundred one thousand, nine hundred ten".