18376412150820 has 96 divisors (see below), whose sum is σ = 55142192947968. Its totient is φ = 4560632474112.

The previous prime is 18376412150813. The next prime is 18376412150903. The reversal of 18376412150820 is 2805121467381.

It is a super-3 number, since 3×18376412150820³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 18376412150820.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 179898139 + ... + 180000258.

It is an arithmetic number, because the mean of its divisors is an integer number (574397843208).

Almost surely, 2^{18376412150820} is an apocalyptic number.

18376412150820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

18376412150820 is an abundant number, since it is smaller than the sum of its proper divisors (36765780797148).

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

18376412150820 is a wasteful number, since it uses less digits than its factorization.

18376412150820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359898469 (or 359898467 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 48.

The spelling of 18376412150820 in words is "eighteen trillion, three hundred seventy-six billion, four hundred twelve million, one hundred fifty thousand, eight hundred twenty".