2690866486 has 48 divisors (see below), whose sum is σ = 5086771200. Its totient is φ = 1045004400.

The previous prime is 2690866483. The next prime is 2690866511. The reversal of 2690866486 is 6846680962.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2690866481) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 558315 + ... + 563113.

It is an arithmetic number, because the mean of its divisors is an integer number (105974400).

Almost surely, 2^2690866486 is an apocalyptic number.

2690866486 is a deficient number, since it is larger than the sum of its proper divisors (2395904714).

2690866486 is a wasteful number, since it uses less digits than its factorization.

2690866486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5161 (or 5150 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 55.

The square root of 2690866486 is about 51873.5624957454. The cubic root of 2690866486 is about 1390.9047274954.

It can be divided in two parts, 269086 and 6486, that added together give a palindrome (275572).

The spelling of 2690866486 in words is "two billion, six hundred ninety million, eight hundred sixty-six thousand, four hundred eighty-six".