1042342500440 has 32 divisors (see below), whose sum is σ = 2347046120160. Its totient is φ = 416621356800.

The previous prime is 1042342500383. The next prime is 1042342500469. The reversal of 1042342500440 is 440052432401.

It is a super-2 number, since 2×1042342500440² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9810356 + ... + 9916035.

It is an arithmetic number, because the mean of its divisors is an integer number (73345191255).

Almost surely, 2^{1042342500440} is an apocalyptic number.

1042342500440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042342500440 is an abundant number, since it is smaller than the sum of its proper divisors (1304703619720).

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

1042342500440 is a wasteful number, since it uses less digits than its factorization.

1042342500440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19727723 (or 19727719 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 1042342500440 its reverse (440052432401), we get a palindrome (1482394932841).

The spelling of 1042342500440 in words is "one trillion, forty-two billion, three hundred forty-two million, five hundred thousand, four hundred forty".