23436331772 has 24 divisors (see below), whose sum is σ = 47153347584. Its totient is φ = 9983995632.

The previous prime is 23436331771. The next prime is 23436331777. The reversal of 23436331772 is 27713363432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23436331771) 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 7 ways as a sum of consecutive naturals, for example, 2501348 + ... + 2510699.

It is an arithmetic number, because the mean of its divisors is an integer number (1964722816).

Almost surely, 2^23436331772 is an apocalyptic number.

It is an amenable number.

23436331772 is an abundant number, since it is smaller than the sum of its proper divisors (23717015812).

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

23436331772 is a wasteful number, since it uses less digits than its factorization.

23436331772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5012225 (or 5012223 counting only the distinct ones).

The product of its digits is 381024, while the sum is 41.

The spelling of 23436331772 in words is "twenty-three billion, four hundred thirty-six million, three hundred thirty-one thousand, seven hundred seventy-two".