2659433960 has 16 divisors (see below), whose sum is σ = 5983726500. Its totient is φ = 1063773568.

The previous prime is 2659433957. The next prime is 2659433969. The reversal of 2659433960 is 693349562.

It can be written as a sum of positive squares in 2 ways, for example, as 2649984484 + 9449476 = 51478^2 + 3074^2 .

It is not an unprimeable number, because it can be changed into a prime (2659433969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33242885 + ... + 33242964.

Almost surely, 2^2659433960 is an apocalyptic number.

2659433960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2659433960 is an abundant number, since it is smaller than the sum of its proper divisors (3324292540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2659433960 is a wasteful number, since it uses less digits than its factorization.

2659433960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66485860 (or 66485856 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 47.

The square root of 2659433960 is about 51569.7000185186. The cubic root of 2659433960 is about 1385.4676938391.

The spelling of 2659433960 in words is "two billion, six hundred fifty-nine million, four hundred thirty-three thousand, nine hundred sixty".