23841226851840 has 160 divisors (see below), whose sum is σ = 84686024792160. Its totient is φ = 6357660475392.

The previous prime is 23841226851823. The next prime is 23841226851863. The reversal of 23841226851840 is 4815862214832.

23841226851840 is a `hidden beast` number, since 2 + 3 + 8 + 4 + 1 + 22 + 68 + 518 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (160).

It is a super-2 number, since 2×23841226851840² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172393459 + ... + 172531698.

It is an arithmetic number, because the mean of its divisors is an integer number (529287654951).

Almost surely, 2^{23841226851840} is an apocalyptic number.

23841226851840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23841226851840 is an abundant number, since it is smaller than the sum of its proper divisors (60844797940320).

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

23841226851840 is an equidigital number, since it uses as much as digits as its factorization.

23841226851840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344925189 (or 344925167 counting only the distinct ones).

The product of its (nonzero) digits is 5898240, while the sum is 54.

The spelling of 23841226851840 in words is "twenty-three trillion, eight hundred forty-one billion, two hundred twenty-six million, eight hundred fifty-one thousand, eight hundred forty".