12441790057 has 4 divisors (see below), whose sum is σ = 12443035780. Its totient is φ = 12440544336.

The previous prime is 12441790037. The next prime is 12441790063. The reversal of 12441790057 is 75009714421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 75009714421 = 71 ⋅1056474851.

It can be written as a sum of positive squares in 2 ways, for example, as 7931861721 + 4509928336 = 89061^2 + 67156^2 .

It is a cyclic number.

It is not a de Polignac number, because 12441790057 - 2⁷ = 12441789929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12441790037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 607758 + ... + 627895.

It is an arithmetic number, because the mean of its divisors is an integer number (3110758945).

Almost surely, 2^12441790057 is an apocalyptic number.

It is an amenable number.

12441790057 is a deficient number, since it is larger than the sum of its proper divisors (1245723).

12441790057 is a wasteful number, since it uses less digits than its factorization.

12441790057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245722.

The product of its (nonzero) digits is 70560, while the sum is 40.

The spelling of 12441790057 in words is "twelve billion, four hundred forty-one million, seven hundred ninety thousand, fifty-seven".