23515533053 has 4 divisors (see below), whose sum is σ = 23526674688. Its totient is φ = 23504391420.

The previous prime is 23515533031. The next prime is 23515533089. The reversal of 23515533053 is 35033551532.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23515533053 - 2¹⁴ = 23515516669 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 (23515535053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5567651 + ... + 5571872.

It is an arithmetic number, because the mean of its divisors is an integer number (5881668672).

Almost surely, 2^23515533053 is an apocalyptic number.

It is an amenable number.

23515533053 is a deficient number, since it is larger than the sum of its proper divisors (11141635).

23515533053 is a wasteful number, since it uses less digits than its factorization.

23515533053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11141634.

The product of its (nonzero) digits is 101250, while the sum is 35.

The spelling of 23515533053 in words is "twenty-three billion, five hundred fifteen million, five hundred thirty-three thousand, fifty-three".