2553634064 has 20 divisors (see below), whose sum is σ = 5162782656. Its totient is φ = 1221303072.

The previous prime is 2553634049. The next prime is 2553634081. The reversal of 2553634064 is 4604363552.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 3469244 + ... + 3469979.

Almost surely, 2^2553634064 is an apocalyptic number.

It is an amenable number.

2553634064 is an abundant number, since it is smaller than the sum of its proper divisors (2609148592).

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

2553634064 is a wasteful number, since it uses less digits than its factorization.

2553634064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6939254 (or 6939248 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 38.

The square root of 2553634064 is about 50533.4944764361. The cubic root of 2553634064 is about 1366.8458997400.

The spelling of 2553634064 in words is "two billion, five hundred fifty-three million, six hundred thirty-four thousand, sixty-four".