2686464346 has 16 divisors (see below), whose sum is σ = 4155727680. Its totient is φ = 1301863360.

The previous prime is 2686464343. The next prime is 2686464349. The reversal of 2686464346 is 6434646862.

It is an interprime number because it is at equal distance from previous prime (2686464343) and next prime (2686464349).

It is a self number, because there is not a number n which added to its sum of digits gives 2686464346.

It is not an unprimeable number, because it can be changed into a prime (2686464343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151951 + ... + 168706.

It is an arithmetic number, because the mean of its divisors is an integer number (259732980).

Almost surely, 2^2686464346 is an apocalyptic number.

2686464346 is a deficient number, since it is larger than the sum of its proper divisors (1469263334).

2686464346 is a wasteful number, since it uses less digits than its factorization.

2686464346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320789.

The product of its digits is 3981312, while the sum is 49.

The square root of 2686464346 is about 51831.1136866651. The cubic root of 2686464346 is about 1390.1458270482.

The spelling of 2686464346 in words is "two billion, six hundred eighty-six million, four hundred sixty-four thousand, three hundred forty-six".