2554645038 has 64 divisors (see below), whose sum is σ = 5877031680. Its totient is φ = 732153600.

The previous prime is 2554644991. The next prime is 2554645111. The reversal of 2554645038 is 8305464552.

It is a super-2 number, since 2×2554645038² = 13052422540356042888, which contains 22 as substring.

It is a congruent 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 31 ways as a sum of consecutive naturals, for example, 952956 + ... + 955632.

It is an arithmetic number, because the mean of its divisors is an integer number (91828620).

Almost surely, 2^2554645038 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2554645038, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2938515840).

2554645038 is an abundant number, since it is smaller than the sum of its proper divisors (3322386642).

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

2554645038 is a wasteful number, since it uses less digits than its factorization.

2554645038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3473.

The product of its (nonzero) digits is 576000, while the sum is 42.

The square root of 2554645038 is about 50543.4964955928. The cubic root of 2554645038 is about 1367.0262523037.

The spelling of 2554645038 in words is "two billion, five hundred fifty-four million, six hundred forty-five thousand, thirty-eight".