23572140357 has 8 divisors (see below), whose sum is σ = 31431538080. Its totient is φ = 15713751440.

The previous prime is 23572140349. The next prime is 23572140401. The reversal of 23572140357 is 75304127532.

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 23572140357 - 2³ = 23572140349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23572140257) 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, 195882 + ... + 292427.

It is an arithmetic number, because the mean of its divisors is an integer number (3928942260).

Almost surely, 2^23572140357 is an apocalyptic number.

It is an amenable number.

23572140357 is a deficient number, since it is larger than the sum of its proper divisors (7859397723).

23572140357 is a wasteful number, since it uses less digits than its factorization.

23572140357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504403.

The product of its (nonzero) digits is 176400, while the sum is 39.

Adding to 23572140357 its reverse (75304127532), we get a palindrome (98876267889).

The spelling of 23572140357 in words is "twenty-three billion, five hundred seventy-two million, one hundred forty thousand, three hundred fifty-seven".