23503340140523 has 8 divisors (see below), whose sum is σ = 24084157584960. Its totient is φ = 22928604554440.

The previous prime is 23503340140519. The next prime is 23503340140571. The reversal of 23503340140523 is 32504104330532.

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

It is a cyclic number.

It is not a de Polignac number, because 23503340140523 - 2² = 23503340140519 is a prime.

It is a super-2 number, since 2×23503340140523² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23503340100523) 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, 1520456765 + ... + 1520472222.

It is an arithmetic number, because the mean of its divisors is an integer number (3010519698120).

Almost surely, 2^{23503340140523} is an apocalyptic number.

23503340140523 is a deficient number, since it is larger than the sum of its proper divisors (580817444437).

23503340140523 is a wasteful number, since it uses less digits than its factorization.

23503340140523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3040929177.

The product of its (nonzero) digits is 129600, while the sum is 35.

The spelling of 23503340140523 in words is "twenty-three trillion, five hundred three billion, three hundred forty million, one hundred forty thousand, five hundred twenty-three".