2505632266660 has 12 divisors (see below), whose sum is σ = 5261827760028. Its totient is φ = 1002252906656.

The previous prime is 2505632266651. The next prime is 2505632266691. The reversal of 2505632266660 is 666622365052.

It can be written as a sum of positive squares in 2 ways, for example, as 278756544676 + 2226875721984 = 527974^2 + 1492272^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62640806647 + ... + 62640806686.

It is an arithmetic number, because the mean of its divisors is an integer number (438485646669).

Almost surely, 2^{2505632266660} is an apocalyptic number.

2505632266660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2505632266660 is an abundant number, since it is smaller than the sum of its proper divisors (2756195493368).

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

2505632266660 is a wasteful number, since it uses less digits than its factorization.

2505632266660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125281613342 (or 125281613340 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 49.

The spelling of 2505632266660 in words is "two trillion, five hundred five billion, six hundred thirty-two million, two hundred sixty-six thousand, six hundred sixty".