2400023012442 has 64 divisors (see below), whose sum is σ = 5244447181824. Its totient is φ = 726164848640.

The previous prime is 2400023012419. The next prime is 2400023012479. The reversal of 2400023012442 is 2442103200042.

It is a super-2 number, since 2×2400023012442² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123340378 + ... + 123359834.

It is an arithmetic number, because the mean of its divisors is an integer number (81944487216).

Almost surely, 2^{2400023012442} is an apocalyptic number.

2400023012442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2400023012442 is an abundant number, since it is smaller than the sum of its proper divisors (2844424169382).

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

2400023012442 is a wasteful number, since it uses less digits than its factorization.

2400023012442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22243.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 2400023012442 its reverse (2442103200042), we get a palindrome (4842126212484).

The spelling of 2400023012442 in words is "two trillion, four hundred billion, twenty-three million, twelve thousand, four hundred forty-two".