1822045685904 has 200 divisors, whose sum is σ = 5514064345152. Its totient is φ = 579754264320.

The previous prime is 1822045685869. The next prime is 1822045685947. The reversal of 1822045685904 is 4095865402281.

1822045685904 is a `hidden beast` number, since 1 + 8 + 2 + 2 + 0 + 45 + 6 + 8 + 590 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 14573482 + ... + 14697974.

Almost surely, 2^{1822045685904} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1822045685904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2757032172576).

1822045685904 is an abundant number, since it is smaller than the sum of its proper divisors (3692018659248).

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

1822045685904 is a wasteful number, since it uses less digits than its factorization.

1822045685904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125027 (or 125012 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 54.

The spelling of 1822045685904 in words is "one trillion, eight hundred twenty-two billion, forty-five million, six hundred eighty-five thousand, nine hundred four".