23502968135 has 8 divisors (see below), whose sum is σ = 28965820416. Its totient is φ = 18294202080.

The previous prime is 23502968131. The next prime is 23502968147. The reversal of 23502968135 is 53186920532.

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

It is not a de Polignac number, because 23502968135 - 2² = 23502968131 is a prime.

It is a super-2 number, since 2×23502968135² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23502968131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63521351 + ... + 63521720.

It is an arithmetic number, because the mean of its divisors is an integer number (3620727552).

Almost surely, 2^23502968135 is an apocalyptic number.

23502968135 is a deficient number, since it is larger than the sum of its proper divisors (5462852281).

23502968135 is a wasteful number, since it uses less digits than its factorization.

23502968135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127043113.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 23502968135 in words is "twenty-three billion, five hundred two million, nine hundred sixty-eight thousand, one hundred thirty-five".