2630665500 has 48 divisors (see below), whose sum is σ = 7660502304. Its totient is φ = 701510400.

The previous prime is 2630665451. The next prime is 2630665537. The reversal of 2630665500 is 55660362.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 875389 + ... + 878388.

It is an arithmetic number, because the mean of its divisors is an integer number (159593798).

Almost surely, 2^2630665500 is an apocalyptic number.

2630665500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2630665500 is an abundant number, since it is smaller than the sum of its proper divisors (5029836804).

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

2630665500 is a wasteful number, since it uses less digits than its factorization.

2630665500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1753799 (or 1753787 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 2630665500 is about 51290.0136478828. The cubic root of 2630665500 is about 1380.4537995064.

It can be divided in two parts, 26306 and 65500, that added together give a triangular number (91806 = T₄₂₈).

The spelling of 2630665500 in words is "two billion, six hundred thirty million, six hundred sixty-five thousand, five hundred".