172034492086 has 4 divisors (see below), whose sum is σ = 258051738132. Its totient is φ = 86017246042.

The previous prime is 172034492081. The next prime is 172034492093. The reversal of 172034492086 is 680294430271.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172034492081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43008623020 + ... + 43008623023.

It is an arithmetic number, because the mean of its divisors is an integer number (64512934533).

Almost surely, 2^172034492086 is an apocalyptic number.

172034492086 is a deficient number, since it is larger than the sum of its proper divisors (86017246046).

172034492086 is an equidigital number, since it uses as much as digits as its factorization.

172034492086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86017246045.

The product of its (nonzero) digits is 580608, while the sum is 46.

The spelling of 172034492086 in words is "one hundred seventy-two billion, thirty-four million, four hundred ninety-two thousand, eighty-six".