172296545874 has 32 divisors (see below), whose sum is σ = 353994751680. Its totient is φ = 55866013632.

The previous prime is 172296545833. The next prime is 172296545891. The reversal of 172296545874 is 478545692271.

It is a super-2 number, since 2×172296545874² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 813837 + ... + 1003455.

It is an arithmetic number, because the mean of its divisors is an integer number (11062335990).

Almost surely, 2^172296545874 is an apocalyptic number.

172296545874 is an abundant number, since it is smaller than the sum of its proper divisors (181698205806).

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

172296545874 is a wasteful number, since it uses less digits than its factorization.

172296545874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193754.

The product of its digits is 33868800, while the sum is 60.

The spelling of 172296545874 in words is "one hundred seventy-two billion, two hundred ninety-six million, five hundred forty-five thousand, eight hundred seventy-four".