23830635397 has 4 divisors (see below), whose sum is σ = 23831353440. Its totient is φ = 23829917356.

The previous prime is 23830635391. The next prime is 23830635407. The reversal of 23830635397 is 79353603832.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23830635397 - 2¹¹ = 23830633349 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23830635397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23830635391) 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, 306697 + ... + 376462.

It is an arithmetic number, because the mean of its divisors is an integer number (5957838360).

Almost surely, 2^23830635397 is an apocalyptic number.

It is an amenable number.

23830635397 is a deficient number, since it is larger than the sum of its proper divisors (718043).

23830635397 is an equidigital number, since it uses as much as digits as its factorization.

23830635397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718042.

The product of its (nonzero) digits is 2449440, while the sum is 49.

The spelling of 23830635397 in words is "twenty-three billion, eight hundred thirty million, six hundred thirty-five thousand, three hundred ninety-seven".