2650664016008 has 16 divisors (see below), whose sum is σ = 4972071954780. Its totient is φ = 1324778161408.

The previous prime is 2650664015873. The next prime is 2650664016023. The reversal of 2650664016008 is 8006104660562.

It can be written as a sum of positive squares in 2 ways, for example, as 2633356508644 + 17307507364 = 1622762^2 + 131558^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2650664016008.

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, 69210485 + ... + 69248772.

Almost surely, 2^{2650664016008} is an apocalyptic number.

It is an amenable number.

2650664016008 is a deficient number, since it is larger than the sum of its proper divisors (2321407938772).

2650664016008 is a wasteful number, since it uses less digits than its factorization.

2650664016008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138461656 (or 138461652 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 2650664016008 in words is "two trillion, six hundred fifty billion, six hundred sixty-four million, sixteen thousand, eight".