172036883870 has 32 divisors (see below), whose sum is σ = 318404867328. Its totient is φ = 66877187328.

The previous prime is 172036883867. The next prime is 172036883899. The reversal of 172036883870 is 78388630271.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49922 + ... + 588698.

It is an arithmetic number, because the mean of its divisors is an integer number (9950152104).

Almost surely, 2^172036883870 is an apocalyptic number.

172036883870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

172036883870 is a deficient number, since it is larger than the sum of its proper divisors (146367983458).

172036883870 is a wasteful number, since it uses less digits than its factorization.

172036883870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539684.

The product of its (nonzero) digits is 2709504, while the sum is 53.

The spelling of 172036883870 in words is "one hundred seventy-two billion, thirty-six million, eight hundred eighty-three thousand, eight hundred seventy".