272552117640 has 128 divisors (see below), whose sum is σ = 899361083520. Its totient is φ = 66073201920.

The previous prime is 272552117611. The next prime is 272552117737. The reversal of 272552117640 is 46711255272.

It is a junction number, because it is equal to n+sod(n) for n = 272552117592 and 272552117601.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 693499 + ... + 1012938.

It is an arithmetic number, because the mean of its divisors is an integer number (7026258465).

Almost surely, 2^272552117640 is an apocalyptic number.

272552117640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

272552117640 is an abundant number, since it is smaller than the sum of its proper divisors (626808965880).

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

272552117640 is a wasteful number, since it uses less digits than its factorization.

272552117640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706484 (or 1706458 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 42.

The spelling of 272552117640 in words is "two hundred seventy-two billion, five hundred fifty-two million, one hundred seventeen thousand, six hundred forty".