7255276272 has 80 divisors (see below), whose sum is σ = 21082534560. Its totient is φ = 2418413760.

The previous prime is 7255276253. The next prime is 7255276283. The reversal of 7255276272 is 2726725527.

7255276272 is a `hidden beast` number, since 7 + 2 + 552 + 76 + 27 + 2 = 666.

It is a congruent number.

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, 68679 + ... + 138662.

It is an arithmetic number, because the mean of its divisors is an integer number (263531682).

Almost surely, 2^7255276272 is an apocalyptic number.

7255276272 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

7255276272 is an abundant number, since it is smaller than the sum of its proper divisors (13827258288).

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

7255276272 is an equidigital number, since it uses as much as digits as its factorization.

7255276272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207370 (or 207346 counting only the distinct ones).

The product of its digits is 823200, while the sum is 45.

The square root of 7255276272 is about 85177.9095305819. The cubic root of 7255276272 is about 1935.9077190607.

The spelling of 7255276272 in words is "seven billion, two hundred fifty-five million, two hundred seventy-six thousand, two hundred seventy-two".