172632162417 has 64 divisors (see below), whose sum is σ = 273524428800. Its totient is φ = 95473566720.

The previous prime is 172632162359. The next prime is 172632162473. The reversal of 172632162417 is 714261236271.

It is not a de Polignac number, because 172632162417 - 2⁸ = 172632162161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (172632162487) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14245753 + ... + 14257865.

It is an arithmetic number, because the mean of its divisors is an integer number (4273819200).

Almost surely, 2^172632162417 is an apocalyptic number.

It is an amenable number.

172632162417 is a deficient number, since it is larger than the sum of its proper divisors (100892266383).

172632162417 is a wasteful number, since it uses less digits than its factorization.

172632162417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12518.

The product of its digits is 169344, while the sum is 42.

Adding to 172632162417 its reverse (714261236271), we get a palindrome (886893398688).

The spelling of 172632162417 in words is "one hundred seventy-two billion, six hundred thirty-two million, one hundred sixty-two thousand, four hundred seventeen".