2686516928 has 14 divisors (see below), whose sum is σ = 5331057156. Its totient is φ = 1343258432.

The previous prime is 2686516927. The next prime is 2686516933. The reversal of 2686516928 is 8296156862.

It is a self number, because there is not a number n which added to its sum of digits gives 2686516928.

It is not an unprimeable number, because it can be changed into a prime (2686516927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20988350 + ... + 20988477.

Almost surely, 2^2686516928 is an apocalyptic number.

It is an amenable number.

2686516928 is a deficient number, since it is larger than the sum of its proper divisors (2644540228).

2686516928 is an equidigital number, since it uses as much as digits as its factorization.

2686516928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41976839 (or 41976829 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 53.

The square root of 2686516928 is about 51831.6209277696. The cubic root of 2686516928 is about 1390.1548967351.

The spelling of 2686516928 in words is "two billion, six hundred eighty-six million, five hundred sixteen thousand, nine hundred twenty-eight".