23535730061 has 32 divisors (see below), whose sum is σ = 24648624000. Its totient is φ = 22461401088.

The previous prime is 23535729953. The next prime is 23535730073. The reversal of 23535730061 is 16003753532.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23535730061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23535730661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101011601 + ... + 101011833.

It is an arithmetic number, because the mean of its divisors is an integer number (770269500).

Almost surely, 2^23535730061 is an apocalyptic number.

It is an amenable number.

23535730061 is a deficient number, since it is larger than the sum of its proper divisors (1112893939).

23535730061 is a wasteful number, since it uses less digits than its factorization.

23535730061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653.

The product of its (nonzero) digits is 56700, while the sum is 35.

The spelling of 23535730061 in words is "twenty-three billion, five hundred thirty-five million, seven hundred thirty thousand, sixty-one".