2553321164 has 24 divisors (see below), whose sum is σ = 4545136176. Its totient is φ = 1254744000.

The previous prime is 2553321139. The next prime is 2553321167. The reversal of 2553321164 is 4611233552.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2553321164.

It is not an unprimeable number, because it can be changed into a prime (2553321167) by changing a digit.

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, 379994 + ... + 386654.

It is an arithmetic number, because the mean of its divisors is an integer number (189380674).

Almost surely, 2^2553321164 is an apocalyptic number.

It is an amenable number.

2553321164 is a deficient number, since it is larger than the sum of its proper divisors (1991815012).

2553321164 is a wasteful number, since it uses less digits than its factorization.

2553321164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8297 (or 8295 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 2553321164 is about 50530.3984152114. The cubic root of 2553321164 is about 1366.7900703428.

The spelling of 2553321164 in words is "two billion, five hundred fifty-three million, three hundred twenty-one thousand, one hundred sixty-four".