272333240712840 has 128 divisors (see below), whose sum is σ = 829308502028160. Its totient is φ = 71528383770624.

The previous prime is 272333240712803. The next prime is 272333240712853. The reversal of 272333240712840 is 48217042333272.

It is a super-2 number, since 2×272333240712840² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 272333240712840.

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, 55845264 + ... + 60525696.

It is an arithmetic number, because the mean of its divisors is an integer number (6478972672095).

Almost surely, 2^{272333240712840} is an apocalyptic number.

272333240712840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 272333240712840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (414654251014080).

272333240712840 is an abundant number, since it is smaller than the sum of its proper divisors (556975261315320).

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

272333240712840 is a wasteful number, since it uses less digits than its factorization.

272333240712840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4687751 (or 4687747 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 48.

The spelling of 272333240712840 in words is "two hundred seventy-two trillion, three hundred thirty-three billion, two hundred forty million, seven hundred twelve thousand, eight hundred forty".