2686389058 has 16 divisors (see below), whose sum is σ = 4192974720. Its totient is φ = 1289809456.

The previous prime is 2686389047. The next prime is 2686389061. The reversal of 2686389058 is 8509836862.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264628 + ... + 274591.

It is an arithmetic number, because the mean of its divisors is an integer number (262060920).

Almost surely, 2^2686389058 is an apocalyptic number.

2686389058 is a deficient number, since it is larger than the sum of its proper divisors (1506585662).

2686389058 is a wasteful number, since it uses less digits than its factorization.

2686389058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539321.

The product of its (nonzero) digits is 4976640, while the sum is 55.

The square root of 2686389058 is about 51830.3873996712. The cubic root of 2686389058 is about 1390.1328406761.

It can be divided in two parts, 26863 and 89058, that added together give a triangular number (115921 = T₄₈₁).

The spelling of 2686389058 in words is "two billion, six hundred eighty-six million, three hundred eighty-nine thousand, fifty-eight".