23154277420000 has 240 divisors, whose sum is σ = 60977395987200. Its totient is φ = 8625528000000.

The previous prime is 23154277419989. The next prime is 23154277420031. The reversal of 23154277420000 is 2477245132.

It is a super-2 number, since 2×23154277420000² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 21903625 + ... + 22936375.

It is an arithmetic number, because the mean of its divisors is an integer number (254072483280).

Almost surely, 2^{23154277420000} is an apocalyptic number.

23154277420000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23154277420000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30488697993600).

23154277420000 is an abundant number, since it is smaller than the sum of its proper divisors (37823118567200).

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

23154277420000 is a wasteful number, since it uses less digits than its factorization.

23154277420000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032859 (or 1032836 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 37.

The spelling of 23154277420000 in words is "twenty-three trillion, one hundred fifty-four billion, two hundred seventy-seven million, four hundred twenty thousand".