2566117312 has 28 divisors (see below), whose sum is σ = 5555062296. Its totient is φ = 1166416640.

The previous prime is 2566117303. The next prime is 2566117319. The reversal of 2566117312 is 2137116652.

It is a super-2 number, since 2×2566117312² = 13169916117892210688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2566117319) 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 3 ways as a sum of consecutive naturals, for example, 1821823 + ... + 1823230.

It is an arithmetic number, because the mean of its divisors is an integer number (198395082).

Almost surely, 2^2566117312 is an apocalyptic number.

2566117312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2566117312 is an abundant number, since it is smaller than the sum of its proper divisors (2988944984).

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

2566117312 is a wasteful number, since it uses less digits than its factorization.

2566117312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3645076 (or 3645066 counting only the distinct ones).

The product of its digits is 15120, while the sum is 34.

The square root of 2566117312 is about 50656.8584892510. The cubic root of 2566117312 is about 1369.0695214462.

The spelling of 2566117312 in words is "two billion, five hundred sixty-six million, one hundred seventeen thousand, three hundred twelve".