2479640922240 has 1024 divisors, whose sum is σ = 9241172582400. Its totient is φ = 560958013440.

The previous prime is 2479640922169. The next prime is 2479640922271. The reversal of 2479640922240 is 422290469742.

It is a super-2 number, since 2×2479640922240² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3751347510 + ... + 3751348170.

It is an arithmetic number, because the mean of its divisors is an integer number (9024582600).

Almost surely, 2^{2479640922240} is an apocalyptic number.

2479640922240 is a gapful number since it is divisible by the number (20) 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 2479640922240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4620586291200).

2479640922240 is an abundant number, since it is smaller than the sum of its proper divisors (6761531660160).

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

2479640922240 is a wasteful number, since it uses less digits than its factorization.

2479640922240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005 (or 993 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 51.

The spelling of 2479640922240 in words is "two trillion, four hundred seventy-nine billion, six hundred forty million, nine hundred twenty-two thousand, two hundred forty".