23256356523 has 8 divisors (see below), whose sum is σ = 31021914000. Its totient is φ = 15497518368.

The previous prime is 23256356503. The next prime is 23256356527. The reversal of 23256356523 is 32565365232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23256356523 - 2¹⁶ = 23256290987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23256356527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1671748 + ... + 1685601.

It is an arithmetic number, because the mean of its divisors is an integer number (3877739250).

Almost surely, 2^23256356523 is an apocalyptic number.

23256356523 is a deficient number, since it is larger than the sum of its proper divisors (7765557477).

23256356523 is a wasteful number, since it uses less digits than its factorization.

23256356523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3359661.

The product of its digits is 972000, while the sum is 42.

The spelling of 23256356523 in words is "twenty-three billion, two hundred fifty-six million, three hundred fifty-six thousand, five hundred twenty-three".