172107015116 has 24 divisors (see below), whose sum is σ = 314354706624. Its totient is φ = 82370587520.

The previous prime is 172107015103. The next prime is 172107015121. The reversal of 172107015116 is 611510701271.

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, 9891620 + ... + 9909003.

It is an arithmetic number, because the mean of its divisors is an integer number (13098112776).

Almost surely, 2^172107015116 is an apocalyptic number.

It is an amenable number.

172107015116 is a deficient number, since it is larger than the sum of its proper divisors (142247691508).

172107015116 is a wasteful number, since it uses less digits than its factorization.

172107015116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19800721 (or 19800719 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 32.

Adding to 172107015116 its reverse (611510701271), we get a palindrome (783617716387).

The spelling of 172107015116 in words is "one hundred seventy-two billion, one hundred seven million, fifteen thousand, one hundred sixteen".