23515353464071 has 4 divisors (see below), whose sum is σ = 26874689673232. Its totient is φ = 20156017254912.

The previous prime is 23515353464063. The next prime is 23515353464089. The reversal of 23515353464071 is 17046435351532.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 23515353464071 - 2³ = 23515353464063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23515353464011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1679668104570 + ... + 1679668104583.

It is an arithmetic number, because the mean of its divisors is an integer number (6718672418308).

Almost surely, 2^{23515353464071} is an apocalyptic number.

23515353464071 is a deficient number, since it is larger than the sum of its proper divisors (3359336209161).

23515353464071 is an equidigital number, since it uses as much as digits as its factorization.

23515353464071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3359336209160.

The product of its (nonzero) digits is 4536000, while the sum is 49.

The spelling of 23515353464071 in words is "twenty-three trillion, five hundred fifteen billion, three hundred fifty-three million, four hundred sixty-four thousand, seventy-one".