9539357472 has 48 divisors (see below), whose sum is σ = 27823128480. Its totient is φ = 3179785536.

The previous prime is 9539357447. The next prime is 9539357483. The reversal of 9539357472 is 2747539359.

9539357472 is a `hidden beast` number, since 9 + 539 + 35 + 7 + 4 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5519598 + ... + 5521325.

It is an arithmetic number, because the mean of its divisors is an integer number (579648510).

Almost surely, 2^9539357472 is an apocalyptic number.

It is an amenable number.

9539357472 is an abundant number, since it is smaller than the sum of its proper divisors (18283771008).

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

9539357472 is a wasteful number, since it uses less digits than its factorization.

9539357472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11040942 (or 11040928 counting only the distinct ones).

The product of its digits is 7144200, while the sum is 54.

The square root of 9539357472 is about 97669.6343394404. The cubic root of 9539357472 is about 2120.8325222017.

The spelling of 9539357472 in words is "nine billion, five hundred thirty-nine million, three hundred fifty-seven thousand, four hundred seventy-two".