172251670112 has 48 divisors (see below), whose sum is σ = 340250222592. Its totient is φ = 85839250560.

The previous prime is 172251670109. The next prime is 172251670177. The reversal of 172251670112 is 211076152271.

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, 20426537 + ... + 20434967.

It is an arithmetic number, because the mean of its divisors is an integer number (7088546304).

Almost surely, 2^172251670112 is an apocalyptic number.

It is an amenable number.

172251670112 is a deficient number, since it is larger than the sum of its proper divisors (167998552480).

172251670112 is a wasteful number, since it uses less digits than its factorization.

172251670112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10491 (or 10483 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 35.

The spelling of 172251670112 in words is "one hundred seventy-two billion, two hundred fifty-one million, six hundred seventy thousand, one hundred twelve".