853756747272 has 192 divisors, whose sum is σ = 2774298159360. Its totient is φ = 233731814400.

The previous prime is 853756747267. The next prime is 853756747303. The reversal of 853756747272 is 272747657358.

It is a happy number.

853756747272 is a `hidden beast` number, since 8 + 5 + 3 + 7 + 567 + 47 + 27 + 2 = 666.

853756747272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 398229 + ... + 1366052.

It is an arithmetic number, because the mean of its divisors is an integer number (14449469580).

Almost surely, 2^853756747272 is an apocalyptic number.

It is an amenable number.

853756747272 is an abundant number, since it is smaller than the sum of its proper divisors (1920541412088).

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

853756747272 is a wasteful number, since it uses less digits than its factorization.

853756747272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1764364 (or 1764357 counting only the distinct ones).

The product of its digits is 138297600, while the sum is 63.

The spelling of 853756747272 in words is "eight hundred fifty-three billion, seven hundred fifty-six million, seven hundred forty-seven thousand, two hundred seventy-two".