2552261766 has 16 divisors (see below), whose sum is σ = 5191041600. Its totient is φ = 836334248.

The previous prime is 2552261741. The next prime is 2552261771. The reversal of 2552261766 is 6671622552.

It is a congruent number.

It is an unprimeable number.

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, 3604536 + ... + 3605243.

It is an arithmetic number, because the mean of its divisors is an integer number (324440100).

Almost surely, 2^2552261766 is an apocalyptic number.

2552261766 is an abundant number, since it is smaller than the sum of its proper divisors (2638779834).

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

2552261766 is a wasteful number, since it uses less digits than its factorization.

2552261766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7209843.

The product of its digits is 302400, while the sum is 42.

The square root of 2552261766 is about 50519.9145486213. The cubic root of 2552261766 is about 1366.6010126568.

The spelling of 2552261766 in words is "two billion, five hundred fifty-two million, two hundred sixty-one thousand, seven hundred sixty-six".