23384938919544 has 80 divisors (see below), whose sum is σ = 65624720661720. Its totient is φ = 7780075168320.

The previous prime is 23384938919533. The next prime is 23384938919557. The reversal of 23384938919544 is 44591983948332.

23384938919544 is a `hidden beast` number, since 2 + 3 + 3 + 8 + 49 + 38 + 9 + 1 + 9 + 544 = 666.

It is a super-3 number, since 3×23384938919544³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 34161927 + ... + 34839734.

Almost surely, 2^{23384938919544} is an apocalyptic number.

23384938919544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

23384938919544 is an abundant number, since it is smaller than the sum of its proper divisors (42239781742176).

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

23384938919544 is a wasteful number, since it uses less digits than its factorization.

23384938919544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69002202 (or 69002189 counting only the distinct ones).

The product of its digits is 806215680, while the sum is 72.

The spelling of 23384938919544 in words is "twenty-three trillion, three hundred eighty-four billion, nine hundred thirty-eight million, nine hundred nineteen thousand, five hundred forty-four".