2686996862 has 32 divisors (see below), whose sum is σ = 4575273984. Its totient is φ = 1172797600.

The previous prime is 2686996849. The next prime is 2686996913.

2686996862 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 2686996795 and 2686996804.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30287 + ... + 79317.

It is an arithmetic number, because the mean of its divisors is an integer number (142977312).

Almost surely, 2^2686996862 is an apocalyptic number.

2686996862 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2686996862 is a deficient number, since it is larger than the sum of its proper divisors (1888277122).

2686996862 is a wasteful number, since it uses less digits than its factorization.

2686996862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49144.

The product of its digits is 26873856, while the sum is 62.

The square root of 2686996862 is about 51836.2504623936. The cubic root of 2686996862 is about 1390.2376734173.

The spelling of 2686996862 in words is "two billion, six hundred eighty-six million, nine hundred ninety-six thousand, eight hundred sixty-two".