20001910182000 has 80 divisors (see below), whose sum is σ = 64486158446112. Its totient is φ = 5333842713600.

The previous prime is 20001910181971. The next prime is 20001910182013. The reversal of 20001910182000 is 28101910002.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1666819849 + ... + 1666831848.

Almost surely, 2^{20001910182000} is an apocalyptic number.

20001910182000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20001910182000 is an abundant number, since it is smaller than the sum of its proper divisors (44484248264112).

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

20001910182000 is a wasteful number, since it uses less digits than its factorization.

20001910182000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333651723 (or 3333651707 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 24.

The spelling of 20001910182000 in words is "twenty trillion, one billion, nine hundred ten million, one hundred eighty-two thousand".