23818745744 has 10 divisors (see below), whose sum is σ = 46148819910. Its totient is φ = 11909372864.

The previous prime is 23818745723. The next prime is 23818745759. The reversal of 23818745744 is 44754781832.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16515334144 + 7303411600 = 128512^2 + 85460^2 .

It is a super-2 number, since 2×23818745744² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 744335789 + ... + 744335820.

It is an arithmetic number, because the mean of its divisors is an integer number (4614881991).

Almost surely, 2^23818745744 is an apocalyptic number.

It is an amenable number.

23818745744 is a deficient number, since it is larger than the sum of its proper divisors (22330074166).

23818745744 is a wasteful number, since it uses less digits than its factorization.

23818745744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1488671617 (or 1488671611 counting only the distinct ones).

The product of its digits is 6021120, while the sum is 53.

The spelling of 23818745744 in words is "twenty-three billion, eight hundred eighteen million, seven hundred forty-five thousand, seven hundred forty-four".