1845123340264 has 16 divisors (see below), whose sum is σ = 3468881352420. Its totient is φ = 920088312960.

The previous prime is 1845123340213. The next prime is 1845123340297. The reversal of 1845123340264 is 4620433215481.

It can be written as a sum of positive squares in 2 ways, for example, as 1717038088164 + 128085252100 = 1310358^2 + 357890^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1845123340264.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 309166477 + ... + 309172444.

Almost surely, 2^{1845123340264} is an apocalyptic number.

It is an amenable number.

1845123340264 is a deficient number, since it is larger than the sum of its proper divisors (1623758012156).

1845123340264 is a wasteful number, since it uses less digits than its factorization.

1845123340264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618339300 (or 618339296 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 43.

The spelling of 1845123340264 in words is "one trillion, eight hundred forty-five billion, one hundred twenty-three million, three hundred forty thousand, two hundred sixty-four".