2654025621 has 16 divisors (see below), whose sum is σ = 4011483840. Its totient is φ = 1547285760.

The previous prime is 2654025613. The next prime is 2654025707. The reversal of 2654025621 is 1265204562.

It is not a de Polignac number, because 2654025621 - 2³ = 2654025613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2654025421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1790100 + ... + 1791581.

It is an arithmetic number, because the mean of its divisors is an integer number (250717740).

Almost surely, 2^2654025621 is an apocalyptic number.

It is an amenable number.

2654025621 is a deficient number, since it is larger than the sum of its proper divisors (1357458219).

2654025621 is a wasteful number, since it uses less digits than its factorization.

2654025621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3581716.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 2654025621 is about 51517.2361545143. The cubic root of 2654025621 is about 1384.5278742839.

The spelling of 2654025621 in words is "two billion, six hundred fifty-four million, twenty-five thousand, six hundred twenty-one".