18076571423856 has 80 divisors (see below), whose sum is σ = 56603405483520. Its totient is φ = 5477748914880.

The previous prime is 18076571423837. The next prime is 18076571423879. The reversal of 18076571423856 is 65832417567081.

It is a happy number.

18076571423856 is a `hidden beast` number, since 1 + 8 + 0 + 7 + 6 + 571 + 4 + 2 + 3 + 8 + 56 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 18076571423793 and 18076571423802.

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, 1901991400 + ... + 1902000903.

It is an arithmetic number, because the mean of its divisors is an integer number (707542568544).

Almost surely, 2^{18076571423856} is an apocalyptic number.

18076571423856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

18076571423856 is an abundant number, since it is smaller than the sum of its proper divisors (38526834059664).

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

18076571423856 is a wasteful number, since it uses less digits than its factorization.

18076571423856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3803992331 (or 3803992319 counting only the distinct ones).

The product of its (nonzero) digits is 67737600, while the sum is 63.

The spelling of 18076571423856 in words is "eighteen trillion, seventy-six billion, five hundred seventy-one million, four hundred twenty-three thousand, eight hundred fifty-six".