2554029621 has 48 divisors (see below), whose sum is σ = 4359543552. Its totient is φ = 1420444800.

The previous prime is 2554029601. The next prime is 2554029659. The reversal of 2554029621 is 1269204552.

2554029621 is a `hidden beast` number, since 2 + 5 + 5 + 4 + 0 + 29 + 621 = 666.

2554029621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2554029621 - 2¹⁰ = 2554028597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2554029601) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 216916 + ... + 228386.

It is an arithmetic number, because the mean of its divisors is an integer number (90823824).

Almost surely, 2^2554029621 is an apocalyptic number.

It is an amenable number.

2554029621 is a deficient number, since it is larger than the sum of its proper divisors (1805513931).

2554029621 is a wasteful number, since it uses less digits than its factorization.

2554029621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11674 (or 11671 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 2554029621 is about 50537.4081349647. The cubic root of 2554029621 is about 1366.9164707427.

The spelling of 2554029621 in words is "two billion, five hundred fifty-four million, twenty-nine thousand, six hundred twenty-one".