2610963664 has 20 divisors (see below), whose sum is σ = 5060307940. Its totient is φ = 1305077760.

The previous prime is 2610963617. The next prime is 2610963713. The reversal of 2610963664 is 4663690162.

It can be written as a sum of positive squares in 2 ways, for example, as 196224064 + 2414739600 = 14008^2 + 49140^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2610963664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31984 + ... + 79024.

It is an arithmetic number, because the mean of its divisors is an integer number (253015397).

Almost surely, 2^2610963664 is an apocalyptic number.

It is an amenable number.

2610963664 is a deficient number, since it is larger than the sum of its proper divisors (2449344276).

2610963664 is a wasteful number, since it uses less digits than its factorization.

2610963664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50518 (or 50512 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 43.

The square root of 2610963664 is about 51097.5896104699. The cubic root of 2610963664 is about 1376.9989506683.

The spelling of 2610963664 in words is "two billion, six hundred ten million, nine hundred sixty-three thousand, six hundred sixty-four".