23057436311544 has 64 divisors (see below), whose sum is σ = 61408834525440. Its totient is φ = 7189326927360.

The previous prime is 23057436311543. The next prime is 23057436311599. The reversal of 23057436311544 is 44511363475032.

It is a junction number, because it is equal to n+sod(n) for n = 23057436311493 and 23057436311502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23057436311543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173287252 + ... + 173420259.

It is an arithmetic number, because the mean of its divisors is an integer number (959513039460).

Almost surely, 2^{23057436311544} is an apocalyptic number.

23057436311544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

23057436311544 is an abundant number, since it is smaller than the sum of its proper divisors (38351398213896).

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

23057436311544 is a wasteful number, since it uses less digits than its factorization.

23057436311544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346707700 (or 346707696 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 48.

Adding to 23057436311544 its reverse (44511363475032), we get a palindrome (67568799786576).

The spelling of 23057436311544 in words is "twenty-three trillion, fifty-seven billion, four hundred thirty-six million, three hundred eleven thousand, five hundred forty-four".