2479640296 has 128 divisors (see below), whose sum is σ = 5760000000. Its totient is φ = 997520832.

The previous prime is 2479640291. The next prime is 2479640297. The reversal of 2479640296 is 6920469742.

2479640296 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2479640296² = 12297231995093935232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (2479640291) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10374945 + ... + 10375183.

It is an arithmetic number, because the mean of its divisors is an integer number (45000000).

Almost surely, 2^2479640296 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2479640296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2880000000).

2479640296 is an abundant number, since it is smaller than the sum of its proper divisors (3280359704).

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

2479640296 is a wasteful number, since it uses less digits than its factorization.

2479640296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484 (or 466 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 49.

The square root of 2479640296 is about 49795.9867459216. The cubic root of 2479640296 is about 1353.5144453082.

The spelling of 2479640296 in words is "two billion, four hundred seventy-nine million, six hundred forty thousand, two hundred ninety-six".