2400220430340 has 48 divisors (see below), whose sum is σ = 6721189550208. Its totient is φ = 640004272384.

The previous prime is 2400220430287. The next prime is 2400220430351. The reversal of 2400220430340 is 430340220042.

It is a super-2 number, since 2×2400220430340² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2400220430340.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 990537 + ... + 2404496.

It is an arithmetic number, because the mean of its divisors is an integer number (140024782296).

Almost surely, 2^{2400220430340} is an apocalyptic number.

2400220430340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2400220430340 is an abundant number, since it is smaller than the sum of its proper divisors (4320969119868).

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

2400220430340 is a wasteful number, since it uses less digits than its factorization.

2400220430340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3406828 (or 3406826 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 2400220430340 its reverse (430340220042), we get a palindrome (2830560650382).

The spelling of 2400220430340 in words is "two trillion, four hundred billion, two hundred twenty million, four hundred thirty thousand, three hundred forty".