2554631553 has 8 divisors (see below), whose sum is σ = 3407582848. Its totient is φ = 1702383984.

The previous prime is 2554631549. The next prime is 2554631603. The reversal of 2554631553 is 3551364552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2554631553 - 2² = 2554631549 is a prime.

It is a super-2 number, since 2×2554631553² = 13052284743166383618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2554631503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167401 + ... + 182022.

It is an arithmetic number, because the mean of its divisors is an integer number (425947856).

Almost surely, 2^2554631553 is an apocalyptic number.

It is an amenable number.

2554631553 is a deficient number, since it is larger than the sum of its proper divisors (852951295).

2554631553 is a wasteful number, since it uses less digits than its factorization.

2554631553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351863.

The product of its digits is 270000, while the sum is 39.

The square root of 2554631553 is about 50543.3630954649. The cubic root of 2554631553 is about 1367.0238469622.

The spelling of 2554631553 in words is "two billion, five hundred fifty-four million, six hundred thirty-one thousand, five hundred fifty-three".