23051334400 has 108 divisors (see below), whose sum is σ = 59023566000. Its totient is φ = 8902512640.

The previous prime is 23051334391. The next prime is 23051334401. The reversal of 23051334400 is 443315032.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (23051334401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123501 + ... + 247699.

It is an arithmetic number, because the mean of its divisors is an integer number (546514500).

Almost surely, 2^23051334400 is an apocalyptic number.

23051334400 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 23051334400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29511783000).

23051334400 is an abundant number, since it is smaller than the sum of its proper divisors (35972231600).

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

23051334400 is a wasteful number, since it uses less digits than its factorization.

23051334400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124254 (or 124235 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 23051334400 its reverse (443315032), we get a palindrome (23494649432).

The spelling of 23051334400 in words is "twenty-three billion, fifty-one million, three hundred thirty-four thousand, four hundred".