2638052550 has 120 divisors (see below), whose sum is σ = 8377093296. Its totient is φ = 602976960.

The previous prime is 2638052533. The next prime is 2638052561. The reversal of 2638052550 is 552508362.

It is a happy number.

2638052550 is a `hidden beast` number, since 2 + 6 + 3 + 80 + 525 + 50 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 18177 + ... + 74876.

Almost surely, 2^2638052550 is an apocalyptic number.

2638052550 is an abundant number, since it is smaller than the sum of its proper divisors (5739040746).

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

2638052550 is a wasteful number, since it uses less digits than its factorization.

2638052550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93084 (or 93070 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 2638052550 is about 51361.9757213447. The cubic root of 2638052550 is about 1381.7447214014.

The spelling of 2638052550 in words is "two billion, six hundred thirty-eight million, fifty-two thousand, five hundred fifty".