23351973709535 has 8 divisors (see below), whose sum is σ = 28112472531936. Its totient is φ = 18621509580640.

The previous prime is 23351973709529. The next prime is 23351973709553. The reversal of 23351973709535 is 53590737915332.

It is a happy number.

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

It is not a de Polignac number, because 23351973709535 - 2⁸ = 23351973709279 is a prime.

It is a super-2 number, since 2×23351973709535² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7508671664 + ... + 7508674773.

It is an arithmetic number, because the mean of its divisors is an integer number (3514059066492).

Almost surely, 2^{23351973709535} is an apocalyptic number.

23351973709535 is a deficient number, since it is larger than the sum of its proper divisors (4760498822401).

23351973709535 is a wasteful number, since it uses less digits than its factorization.

23351973709535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15017346753.

The product of its (nonzero) digits is 80372250, while the sum is 62.

The spelling of 23351973709535 in words is "twenty-three trillion, three hundred fifty-one billion, nine hundred seventy-three million, seven hundred nine thousand, five hundred thirty-five".