2686428632 has 16 divisors (see below), whose sum is σ = 5144225760. Its totient is φ = 1314635104.

The previous prime is 2686428631. The next prime is 2686428637. The reversal of 2686428632 is 2368246862.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2686428631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3572003 + ... + 3572754.

It is an arithmetic number, because the mean of its divisors is an integer number (321514110).

Almost surely, 2^2686428632 is an apocalyptic number.

It is an amenable number.

2686428632 is a deficient number, since it is larger than the sum of its proper divisors (2457797128).

2686428632 is a wasteful number, since it uses less digits than its factorization.

2686428632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7144810 (or 7144806 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 47.

The square root of 2686428632 is about 51830.7691627280. The cubic root of 2686428632 is about 1390.1396667967.

The spelling of 2686428632 in words is "two billion, six hundred eighty-six million, four hundred twenty-eight thousand, six hundred thirty-two".