172952747022 has 32 divisors (see below), whose sum is σ = 379266966144. Its totient is φ = 52143879200.

The previous prime is 172952746957. The next prime is 172952747027. The reversal of 172952747022 is 220747259271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172952747027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6638004 + ... + 6664007.

It is an arithmetic number, because the mean of its divisors is an integer number (11852092692).

Almost surely, 2^172952747022 is an apocalyptic number.

172952747022 is an abundant number, since it is smaller than the sum of its proper divisors (206314219122).

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

172952747022 is a wasteful number, since it uses less digits than its factorization.

172952747022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13302224.

The product of its (nonzero) digits is 987840, while the sum is 48.

The spelling of 172952747022 in words is "one hundred seventy-two billion, nine hundred fifty-two million, seven hundred forty-seven thousand, twenty-two".