272472220772 has 6 divisors (see below), whose sum is σ = 476826386358. Its totient is φ = 136236110384.

The previous prime is 272472220759. The next prime is 272472220793. The reversal of 272472220772 is 277022274272.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 219863458816 + 52608761956 = 468896^2 + 229366^2 .

It is a super-2 number, since 2×272472220772² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34059027593 + ... + 34059027600.

It is an arithmetic number, because the mean of its divisors is an integer number (79471064393).

Almost surely, 2^272472220772 is an apocalyptic number.

It is an amenable number.

272472220772 is a deficient number, since it is larger than the sum of its proper divisors (204354165586).

272472220772 is a wasteful number, since it uses less digits than its factorization.

272472220772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68118055197 (or 68118055195 counting only the distinct ones).

The product of its (nonzero) digits is 614656, while the sum is 44.

The spelling of 272472220772 in words is "two hundred seventy-two billion, four hundred seventy-two million, two hundred twenty thousand, seven hundred seventy-two".