18374475010000 has 100 divisors (see below), whose sum is σ = 44488728199872. Its totient is φ = 7349412208000.

The previous prime is 18374475009991. The next prime is 18374475010027. The reversal of 18374475010000 is 1057447381.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-2 number, since 2×18374475010000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 274036479 + ... + 274103521.

Almost surely, 2^{18374475010000} is an apocalyptic number.

18374475010000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

18374475010000 is an abundant number, since it is smaller than the sum of its proper divisors (26114253189872).

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

18374475010000 is an equidigital number, since it uses as much as digits as its factorization.

18374475010000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94478 (or 94457 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 40.

The spelling of 18374475010000 in words is "eighteen trillion, three hundred seventy-four billion, four hundred seventy-five million, ten thousand".