23436016749 has 12 divisors (see below), whose sum is σ = 33853431456. Its totient is φ = 15623361672.

The previous prime is 23436016741. The next prime is 23436016777. The reversal of 23436016749 is 94761063432.

23436016749 is a `hidden beast` number, since 2 + 34 + 3 + 601 + 6 + 7 + 4 + 9 = 666.

It is not a de Polignac number, because 23436016749 - 2³ = 23436016741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23436016741) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 288664 + ... + 360830.

It is an arithmetic number, because the mean of its divisors is an integer number (2821119288).

Almost surely, 2^23436016749 is an apocalyptic number.

It is an amenable number.

23436016749 is a deficient number, since it is larger than the sum of its proper divisors (10417414707).

23436016749 is a wasteful number, since it uses less digits than its factorization.

23436016749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108256 (or 108253 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 45.

The spelling of 23436016749 in words is "twenty-three billion, four hundred thirty-six million, sixteen thousand, seven hundred forty-nine".