19478088014004 has 36 divisors (see below), whose sum is σ = 49296988686400. Its totient is φ = 6484690204560.

The previous prime is 19478088013987. The next prime is 19478088014053. The reversal of 19478088014004 is 40041088087491.

19478088014004 is a `hidden beast` number, since 1 + 94 + 78 + 0 + 8 + 80 + 1 + 400 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×19478088014004² (a number of 27 digits) contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 333545404 + ... + 333603795.

Almost surely, 2^{19478088014004} is an apocalyptic number.

It is an amenable number.

19478088014004 is an abundant number, since it is smaller than the sum of its proper divisors (29818900672396).

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

19478088014004 is a wasteful number, since it uses less digits than its factorization.

19478088014004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667150020 (or 667150015 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 54.

The spelling of 19478088014004 in words is "nineteen trillion, four hundred seventy-eight billion, eighty-eight million, fourteen thousand, four".