9004551602 has 18 divisors (see below), whose sum is σ = 14351719197. Its totient is φ = 4236362464.

The previous prime is 9004551601. The next prime is 9004551607. The reversal of 9004551602 is 2061554009.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8241189961 + 763361641 = 90781^2 + 27629^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=67099.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9004551601) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2279393 + ... + 2283339.

Almost surely, 2^9004551602 is an apocalyptic number.

9004551602 is a deficient number, since it is larger than the sum of its proper divisors (5347167595).

9004551602 is an frugal number, since it uses more digits than its factorization.

9004551602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7930 (or 3966 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 9004551602 is about 94892.3158216723. The cubic root of 9004551602 is about 2080.4344200182.

Multiplying 9004551602 by its sum of digits (32), we get a square (288145651264 = 536792²).

The spelling of 9004551602 in words is "nine billion, four million, five hundred fifty-one thousand, six hundred two".