2555722466 has 16 divisors (see below), whose sum is σ = 4184405568. Its totient is φ = 1161049200.

The previous prime is 2555722457. The next prime is 2555722493. The reversal of 2555722466 is 6642275552.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9731 + ... + 72153.

It is an arithmetic number, because the mean of its divisors is an integer number (261525348).

Almost surely, 2^2555722466 is an apocalyptic number.

2555722466 is a deficient number, since it is larger than the sum of its proper divisors (1628683102).

2555722466 is a wasteful number, since it uses less digits than its factorization.

2555722466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64297.

The product of its digits is 1008000, while the sum is 44.

The square root of 2555722466 is about 50554.1537957070. The cubic root of 2555722466 is about 1367.2184075510.

The spelling of 2555722466 in words is "two billion, five hundred fifty-five million, seven hundred twenty-two thousand, four hundred sixty-six".