1800662248164 has 24 divisors (see below), whose sum is σ = 4524741034240. Its totient is φ = 554049922464.

The previous prime is 1800662248129. The next prime is 1800662248171. The reversal of 1800662248164 is 4618422660081.

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, 5771353204 + ... + 5771353515.

Almost surely, 2^{1800662248164} is an apocalyptic number.

It is an amenable number.

1800662248164 is an abundant number, since it is smaller than the sum of its proper divisors (2724078786076).

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

1800662248164 is a wasteful number, since it uses less digits than its factorization.

1800662248164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11542706739 (or 11542706737 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 48.

The spelling of 1800662248164 in words is "one trillion, eight hundred billion, six hundred sixty-two million, two hundred forty-eight thousand, one hundred sixty-four".