172051012270 has 8 divisors (see below), whose sum is σ = 309691822104. Its totient is φ = 68820404904.

The previous prime is 172051012219. The next prime is 172051012291. The reversal of 172051012270 is 72210150271.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8602550604 + ... + 8602550623.

It is an arithmetic number, because the mean of its divisors is an integer number (38711477763).

Almost surely, 2^172051012270 is an apocalyptic number.

172051012270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

172051012270 is a deficient number, since it is larger than the sum of its proper divisors (137640809834).

172051012270 is a wasteful number, since it uses less digits than its factorization.

172051012270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17205101234.

The product of its (nonzero) digits is 1960, while the sum is 28.

The spelling of 172051012270 in words is "one hundred seventy-two billion, fifty-one million, twelve thousand, two hundred seventy".