23436402732444 has 48 divisors (see below), whose sum is σ = 58893663917088. Its totient is φ = 7210932630528.

The previous prime is 23436402732437. The next prime is 23436402732493. The reversal of 23436402732444 is 44423720463432.

It is a junction number, because it is equal to n+sod(n) for n = 23436402732393 and 23436402732402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1434304 + ... + 6995000.

It is an arithmetic number, because the mean of its divisors is an integer number (1226951331606).

Almost surely, 2^{23436402732444} is an apocalyptic number.

It is an amenable number.

23436402732444 is an abundant number, since it is smaller than the sum of its proper divisors (35457261184644).

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

23436402732444 is a wasteful number, since it uses less digits than its factorization.

23436402732444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5587734 (or 5587732 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 48.

The spelling of 23436402732444 in words is "twenty-three trillion, four hundred thirty-six billion, four hundred two million, seven hundred thirty-two thousand, four hundred forty-four".