172641600036 has 36 divisors (see below), whose sum is σ = 436417572864. Its totient is φ = 57544830000.

The previous prime is 172641599989. The next prime is 172641600037. The reversal of 172641600036 is 630006146271.

It is a happy number.

172641600036 is a `hidden beast` number, since 1 + 7 + 2 + 6 + 41 + 600 + 0 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (172641600037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 936061 + ... + 1105211.

Almost surely, 2^172641600036 is an apocalyptic number.

It is an amenable number.

172641600036 is an abundant number, since it is smaller than the sum of its proper divisors (263775972828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

172641600036 is a wasteful number, since it uses less digits than its factorization.

172641600036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197512 (or 197507 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The spelling of 172641600036 in words is "one hundred seventy-two billion, six hundred forty-one million, six hundred thousand, thirty-six".