101705556172 has 12 divisors (see below), whose sum is σ = 194165152776. Its totient is φ = 46229798240.

The previous prime is 101705556167. The next prime is 101705556179. The reversal of 101705556172 is 271655507101.

It is not an unprimeable number, because it can be changed into a prime (101705556179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1155744913 + ... + 1155745000.

It is an arithmetic number, because the mean of its divisors is an integer number (16180429398).

Almost surely, 2^101705556172 is an apocalyptic number.

It is an amenable number.

101705556172 is a deficient number, since it is larger than the sum of its proper divisors (92459596604).

101705556172 is a wasteful number, since it uses less digits than its factorization.

101705556172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2311489928 (or 2311489926 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 40.

The spelling of 101705556172 in words is "one hundred one billion, seven hundred five million, five hundred fifty-six thousand, one hundred seventy-two".