172076440776 has 16 divisors (see below), whose sum is σ = 430191102000. Its totient is φ = 57358813584.

The previous prime is 172076440769. The next prime is 172076440831. The reversal of 172076440776 is 677044670271.

It is a super-2 number, since 2×172076440776² (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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3584925826 + ... + 3584925873.

It is an arithmetic number, because the mean of its divisors is an integer number (26886943875).

Almost surely, 2^172076440776 is an apocalyptic number.

It is an amenable number.

172076440776 is an abundant number, since it is smaller than the sum of its proper divisors (258114661224).

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

172076440776 is a wasteful number, since it uses less digits than its factorization.

172076440776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7169851708 (or 7169851704 counting only the distinct ones).

The product of its (nonzero) digits is 2765952, while the sum is 51.

The spelling of 172076440776 in words is "one hundred seventy-two billion, seventy-six million, four hundred forty thousand, seven hundred seventy-six".