9525557472 has 24 divisors (see below), whose sum is σ = 25004588616. Its totient is φ = 3175185792.

The previous prime is 9525557467. The next prime is 9525557473. The reversal of 9525557472 is 2747555259.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9525557473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49612183 + ... + 49612374.

It is an arithmetic number, because the mean of its divisors is an integer number (1041857859).

Almost surely, 2^9525557472 is an apocalyptic number.

It is an amenable number.

9525557472 is an abundant number, since it is smaller than the sum of its proper divisors (15479031144).

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

9525557472 is a wasteful number, since it uses less digits than its factorization.

9525557472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99224570 (or 99224562 counting only the distinct ones).

The product of its digits is 4410000, while the sum is 51.

The square root of 9525557472 is about 97598.9624535015. The cubic root of 9525557472 is about 2119.8093361223.

The spelling of 9525557472 in words is "nine billion, five hundred twenty-five million, five hundred fifty-seven thousand, four hundred seventy-two".