2651616260 has 24 divisors (see below), whose sum is σ = 5577081216. Its totient is φ = 1058991840.

The previous prime is 2651616223. The next prime is 2651616263. The reversal of 2651616260 is 626161562.

It is a self number, because there is not a number n which added to its sum of digits gives 2651616260.

It is not an unprimeable number, because it can be changed into a prime (2651616263) 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, 90236 + ... + 115955.

It is an arithmetic number, because the mean of its divisors is an integer number (232378384).

Almost surely, 2^2651616260 is an apocalyptic number.

2651616260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2651616260 is an abundant number, since it is smaller than the sum of its proper divisors (2925464956).

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

2651616260 is a wasteful number, since it uses less digits than its factorization.

2651616260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206843 (or 206841 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 2651616260 is about 51493.8468168771. The cubic root of 2651616260 is about 1384.1087829504.

The spelling of 2651616260 in words is "two billion, six hundred fifty-one million, six hundred sixteen thousand, two hundred sixty".