23343402312 has 56 divisors (see below), whose sum is σ = 65623315590. Its totient is φ = 7781132160.

The previous prime is 23343402293. The next prime is 23343402317. The reversal of 23343402312 is 21320434332.

23343402312 is a `hidden beast` number, since 2 + 3 + 3 + 4 + 340 + 2 + 312 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20772303876 + 2571098436 = 144126^2 + 50706^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (23343402317) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 1995489 + ... + 2007152.

Almost surely, 2^23343402312 is an apocalyptic number.

It is an amenable number.

23343402312 is an abundant number, since it is smaller than the sum of its proper divisors (42279913278).

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

23343402312 is an equidigital number, since it uses as much as digits as its factorization.

23343402312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4002665 (or 4002646 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 23343402312 its reverse (21320434332), we get a palindrome (44663836644).

The spelling of 23343402312 in words is "twenty-three billion, three hundred forty-three million, four hundred two thousand, three hundred twelve".