172479492933 has 16 divisors (see below), whose sum is σ = 251390241792. Its totient is φ = 104320118000.

The previous prime is 172479492923. The next prime is 172479492949. The reversal of 172479492933 is 339294974271.

It is a cyclic number.

It is not a de Polignac number, because 172479492933 - 2¹⁴ = 172479476549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172479492923) 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, 5306253 + ... + 5338658.

It is an arithmetic number, because the mean of its divisors is an integer number (15711890112).

Almost surely, 2^172479492933 is an apocalyptic number.

It is an amenable number.

172479492933 is a deficient number, since it is larger than the sum of its proper divisors (78910748859).

172479492933 is a wasteful number, since it uses less digits than its factorization.

172479492933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10645416.

The product of its digits is 20575296, while the sum is 60.

The spelling of 172479492933 in words is "one hundred seventy-two billion, four hundred seventy-nine million, four hundred ninety-two thousand, nine hundred thirty-three".