172477232494 has 16 divisors (see below), whose sum is σ = 295738560000. Its totient is φ = 73902987864.

The previous prime is 172477232467. The next prime is 172477232513. The reversal of 172477232494 is 494232774271.

It is a congruent number.

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, 1250994 + ... + 1382005.

It is an arithmetic number, because the mean of its divisors is an integer number (18483660000).

Almost surely, 2^172477232494 is an apocalyptic number.

172477232494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

172477232494 is a deficient number, since it is larger than the sum of its proper divisors (123261327506).

172477232494 is a wasteful number, since it uses less digits than its factorization.

172477232494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2637687.

The product of its digits is 4741632, while the sum is 52.

The spelling of 172477232494 in words is "one hundred seventy-two billion, four hundred seventy-seven million, two hundred thirty-two thousand, four hundred ninety-four".