8133961452 has 96 divisors (see below), whose sum is σ = 19758531072. Its totient is φ = 2602285056.

The previous prime is 8133961447. The next prime is 8133961469. The reversal of 8133961452 is 2541693318.

It is a super-2 number, since 2×8133961452² (a number of 21 digits) contains 22 as substring.

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, 12085788 + ... + 12086460.

It is an arithmetic number, because the mean of its divisors is an integer number (205818032).

Almost surely, 2^8133961452 is an apocalyptic number.

It is an amenable number.

8133961452 is an abundant number, since it is smaller than the sum of its proper divisors (11624569620).

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

8133961452 is a wasteful number, since it uses less digits than its factorization.

8133961452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047 (or 1045 counting only the distinct ones).

The product of its digits is 155520, while the sum is 42.

The square root of 8133961452 is about 90188.4773793194. The cubic root of 8133961452 is about 2011.1017162593.

The spelling of 8133961452 in words is "eight billion, one hundred thirty-three million, nine hundred sixty-one thousand, four hundred fifty-two".