1825420195836 has 18 divisors (see below), whose sum is σ = 4614256606232. Its totient is φ = 608473398600.

The previous prime is 1825420195789. The next prime is 1825420195849. The reversal of 1825420195836 is 6385910245281.

1825420195836 is a `hidden beast` number, since 1 + 8 + 2 + 5 + 42 + 0 + 19 + 583 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25353058240 + ... + 25353058311.

Almost surely, 2^{1825420195836} is an apocalyptic number.

It is an amenable number.

1825420195836 is an abundant number, since it is smaller than the sum of its proper divisors (2788836410396).

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

1825420195836 is a wasteful number, since it uses less digits than its factorization.

1825420195836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50706116561 (or 50706116556 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 54.

The spelling of 1825420195836 in words is "one trillion, eight hundred twenty-five billion, four hundred twenty million, one hundred ninety-five thousand, eight hundred thirty-six".