1866092542104 has 32 divisors (see below), whose sum is σ = 5331692977920. Its totient is φ = 533169297696.

The previous prime is 1866092542103. The next prime is 1866092542151. The reversal of 1866092542104 is 4012452906681.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1866092542103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5553846684 + ... + 5553847019.

It is an arithmetic number, because the mean of its divisors is an integer number (166615405560).

Almost surely, 2^{1866092542104} is an apocalyptic number.

1866092542104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1866092542104 is an abundant number, since it is smaller than the sum of its proper divisors (3465600435816).

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

1866092542104 is a wasteful number, since it uses less digits than its factorization.

1866092542104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11107693719 (or 11107693715 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 48.

The spelling of 1866092542104 in words is "one trillion, eight hundred sixty-six billion, ninety-two million, five hundred forty-two thousand, one hundred four".