2566102494 has 64 divisors (see below), whose sum is σ = 5509647360. Its totient is φ = 794344320.

The previous prime is 2566102481. The next prime is 2566102507. The reversal of 2566102494 is 4942016652.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2566102481) and next prime (2566102507).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3219304 + ... + 3220100.

It is an arithmetic number, because the mean of its divisors is an integer number (86088240).

Almost surely, 2^2566102494 is an apocalyptic number.

2566102494 is an abundant number, since it is smaller than the sum of its proper divisors (2943544866).

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

2566102494 is a wasteful number, since it uses less digits than its factorization.

2566102494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 2566102494 is about 50656.7122304636. The cubic root of 2566102494 is about 1369.0668862184.

The spelling of 2566102494 in words is "two billion, five hundred sixty-six million, one hundred two thousand, four hundred ninety-four".