12442052574938 has 64 divisors (see below), whose sum is σ = 22378085941248. Its totient is φ = 5072638063680.

The previous prime is 12442052574929. The next prime is 12442052574977. The reversal of 12442052574938 is 83947525024421.

It is a super-2 number, since 2×12442052574938² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 312225731 + ... + 312265577.

It is an arithmetic number, because the mean of its divisors is an integer number (349657592832).

Almost surely, 2^{12442052574938} is an apocalyptic number.

12442052574938 is a deficient number, since it is larger than the sum of its proper divisors (9936033366310).

12442052574938 is a wasteful number, since it uses less digits than its factorization.

12442052574938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45147.

The product of its (nonzero) digits is 19353600, while the sum is 56.

The spelling of 12442052574938 in words is "twelve trillion, four hundred forty-two billion, fifty-two million, five hundred seventy-four thousand, nine hundred thirty-eight".