23545351320000 has 140 divisors (see below), whose sum is σ = 77846425775976. Its totient is φ = 6278760320000.

The previous prime is 23545351319999. The next prime is 23545351320097. The reversal of 23545351320000 is 2315354532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 97985631 + ... + 98225630.

Almost surely, 2^{23545351320000} is an apocalyptic number.

23545351320000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23545351320000 is an abundant number, since it is smaller than the sum of its proper divisors (54301074455976).

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

23545351320000 is an equidigital number, since it uses as much as digits as its factorization.

23545351320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196211296 (or 196211271 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 33.

Adding to 23545351320000 its reverse (2315354532), we get a palindrome (23547666674532).

The spelling of 23545351320000 in words is "twenty-three trillion, five hundred forty-five billion, three hundred fifty-one million, three hundred twenty thousand".