172094481792 has 112 divisors (see below), whose sum is σ = 514031844780. Its totient is φ = 57364796160.

The previous prime is 172094481791. The next prime is 172094481799. The reversal of 172094481792 is 297184490271.

172094481792 is a `hidden beast` number, since 1 + 7 + 2 + 0 + 94 + 481 + 79 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172094481791) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 828834 + ... + 1015457.

Almost surely, 2^172094481792 is an apocalyptic number.

172094481792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

172094481792 is an abundant number, since it is smaller than the sum of its proper divisors (341937362988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

172094481792 is an frugal number, since it uses more digits than its factorization.

172094481792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844323 (or 1844296 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 54.

The spelling of 172094481792 in words is "one hundred seventy-two billion, ninety-four million, four hundred eighty-one thousand, seven hundred ninety-two".