2651513889 has 8 divisors (see below), whose sum is σ = 3545483200. Its totient is φ = 1762610256.

The previous prime is 2651513873. The next prime is 2651513903. The reversal of 2651513889 is 9883151562.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2651513889 - 2⁴ = 2651513873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2651513989) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1265197 + ... + 1267290.

It is an arithmetic number, because the mean of its divisors is an integer number (443185400).

Almost surely, 2^2651513889 is an apocalyptic number.

It is an amenable number.

2651513889 is a deficient number, since it is larger than the sum of its proper divisors (893969311).

2651513889 is a wasteful number, since it uses less digits than its factorization.

2651513889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2532839.

The product of its digits is 518400, while the sum is 48.

The square root of 2651513889 is about 51492.8527953152. The cubic root of 2651513889 is about 1384.0909706164.

It can be divided in two parts, 26515 and 13889, that added together give a palindrome (40404).

The spelling of 2651513889 in words is "two billion, six hundred fifty-one million, five hundred thirteen thousand, eight hundred eighty-nine".