2662402680 has 96 divisors (see below), whose sum is σ = 9888933600. Its totient is φ = 608548608.

The previous prime is 2662402619. The next prime is 2662402709. The reversal of 2662402680 is 862042662.

2662402680 is a `hidden beast` number, since 2 + 6 + 624 + 0 + 26 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 525735 + ... + 530774.

It is an arithmetic number, because the mean of its divisors is an integer number (103009725).

Almost surely, 2^2662402680 is an apocalyptic number.

2662402680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2662402680 is an abundant number, since it is smaller than the sum of its proper divisors (7226530920).

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

2662402680 is a wasteful number, since it uses less digits than its factorization.

2662402680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056533 (or 1056526 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 2662402680 is about 51598.4755588767. The cubic root of 2662402680 is about 1385.9830335935.

The spelling of 2662402680 in words is "two billion, six hundred sixty-two million, four hundred two thousand, six hundred eighty".