138476170641 has 32 divisors (see below), whose sum is σ = 189902555136. Its totient is φ = 89713800000.

The previous prime is 138476170607. The next prime is 138476170663. The reversal of 138476170641 is 146071674831.

It is not a de Polignac number, because 138476170641 - 2¹⁰ = 138476169617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (138476178641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11708511 + ... + 11720331.

It is an arithmetic number, because the mean of its divisors is an integer number (5934454848).

Almost surely, 2^138476170641 is an apocalyptic number.

It is an amenable number.

138476170641 is a deficient number, since it is larger than the sum of its proper divisors (51426384495).

138476170641 is a wasteful number, since it uses less digits than its factorization.

138476170641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12453.

The product of its (nonzero) digits is 677376, while the sum is 48.

The spelling of 138476170641 in words is "one hundred thirty-eight billion, four hundred seventy-six million, one hundred seventy thousand, six hundred forty-one".