23534473400 has 96 divisors (see below), whose sum is σ = 55462968000. Its totient is φ = 9286341120.

The previous prime is 23534473393. The next prime is 23534473409. The reversal of 23534473400 is 437443532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23534473409) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 5207942 + ... + 5212458.

It is an arithmetic number, because the mean of its divisors is an integer number (577739250).

Almost surely, 2^23534473400 is an apocalyptic number.

23534473400 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 23534473400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27731484000).

23534473400 is an abundant number, since it is smaller than the sum of its proper divisors (31928494600).

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

23534473400 is a wasteful number, since it uses less digits than its factorization.

23534473400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4881 (or 4872 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 35.

The spelling of 23534473400 in words is "twenty-three billion, five hundred thirty-four million, four hundred seventy-three thousand, four hundred".