2516266660 has 24 divisors (see below), whose sum is σ = 5285891520. Its totient is φ = 1006176864.

The previous prime is 2516266657. The next prime is 2516266667. The reversal of 2516266660 is 666626152.

It is not an unprimeable number, because it can be changed into a prime (2516266667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47427 + ... + 85333.

It is an arithmetic number, because the mean of its divisors is an integer number (220245480).

Almost surely, 2^2516266660 is an apocalyptic number.

2516266660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2516266660 is an abundant number, since it is smaller than the sum of its proper divisors (2769624860).

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

2516266660 is a wasteful number, since it uses less digits than its factorization.

2516266660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41235 (or 41233 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 2516266660 is about 50162.4028531329. The cubic root of 2516266660 is about 1360.1460807619.

The spelling of 2516266660 in words is "two billion, five hundred sixteen million, two hundred sixty-six thousand, six hundred sixty".