23966878898424 has 128 divisors (see below), whose sum is σ = 75055999150080. Its totient is φ = 6195660105600.

The previous prime is 23966878898411. The next prime is 23966878898449. The reversal of 23966878898424 is 42489887866932.

It is a super-2 number, since 2×23966878898424² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (84).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30342514 + ... + 31122369.

It is an arithmetic number, because the mean of its divisors is an integer number (586374993360).

Almost surely, 2^{23966878898424} is an apocalyptic number.

23966878898424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

23966878898424 is an abundant number, since it is smaller than the sum of its proper divisors (51089120251656).

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

23966878898424 is a wasteful number, since it uses less digits than its factorization.

23966878898424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61465121 (or 61465117 counting only the distinct ones).

The product of its digits is 16052649984, while the sum is 84.

The spelling of 23966878898424 in words is "twenty-three trillion, nine hundred sixty-six billion, eight hundred seventy-eight million, eight hundred ninety-eight thousand, four hundred twenty-four".