7533756564 has 24 divisors (see below), whose sum is σ = 17580836448. Its totient is φ = 2510956320.

The previous prime is 7533756523. The next prime is 7533756569. The reversal of 7533756564 is 4656573357.

It is a super-2 number, since 2×7533756564² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7533756569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85279 + ... + 149465.

It is an arithmetic number, because the mean of its divisors is an integer number (732534852).

Almost surely, 2^7533756564 is an apocalyptic number.

It is an amenable number.

7533756564 is an abundant number, since it is smaller than the sum of its proper divisors (10047079884).

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

7533756564 is a wasteful number, since it uses less digits than its factorization.

7533756564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73975 (or 73973 counting only the distinct ones).

The product of its digits is 7938000, while the sum is 51.

The square root of 7533756564 is about 86797.2151857420. The cubic root of 7533756564 is about 1960.3661474086.

The spelling of 7533756564 in words is "seven billion, five hundred thirty-three million, seven hundred fifty-six thousand, five hundred sixty-four".