2479653568 has 112 divisors (see below), whose sum is σ = 5809731840. Its totient is φ = 1027869696.

The previous prime is 2479653521. The next prime is 2479653569. The reversal of 2479653568 is 8653569742.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×2479653568² = 12297363634590261248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2479653569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3762423 + ... + 3763081.

Almost surely, 2^2479653568 is an apocalyptic number.

2479653568 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2479653568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2904865920).

2479653568 is an abundant number, since it is smaller than the sum of its proper divisors (3330078272).

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

2479653568 is a wasteful number, since it uses less digits than its factorization.

2479653568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942 (or 932 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 55.

The square root of 2479653568 is about 49796.1200094947. The cubic root of 2479653568 is about 1353.5168601492.

The spelling of 2479653568 in words is "two billion, four hundred seventy-nine million, six hundred fifty-three thousand, five hundred sixty-eight".