172207632070 has 16 divisors (see below), whose sum is σ = 328207487328. Its totient is φ = 64831108480.

The previous prime is 172207632067. The next prime is 172207632083. The reversal of 172207632070 is 70236702271.

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, 506492866 + ... + 506493205.

It is an arithmetic number, because the mean of its divisors is an integer number (20512967958).

Almost surely, 2^172207632070 is an apocalyptic number.

172207632070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

172207632070 is a deficient number, since it is larger than the sum of its proper divisors (155999855258).

172207632070 is a wasteful number, since it uses less digits than its factorization.

172207632070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012986095.

The product of its (nonzero) digits is 49392, while the sum is 37.

The spelling of 172207632070 in words is "one hundred seventy-two billion, two hundred seven million, six hundred thirty-two thousand, seventy".