23420077120000 has 400 divisors, whose sum is σ = 63986044836384. Its totient is φ = 8490240000000.

The previous prime is 23420077119949. The next prime is 23420077120021. The reversal of 23420077120000 is 2177002432.

It is a tau number, because it is divible by the number of its divisors (400).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1165109950 + ... + 1165130050.

Almost surely, 2^{23420077120000} is an apocalyptic number.

23420077120000 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 23420077120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31993022418192).

23420077120000 is an abundant number, since it is smaller than the sum of its proper divisors (40565967716384).

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

23420077120000 is an equidigital number, since it uses as much as digits as its factorization.

23420077120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20481 (or 20450 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 28.

The spelling of 23420077120000 in words is "twenty-three trillion, four hundred twenty billion, seventy-seven million, one hundred twenty thousand".