23530350413 has 4 divisors (see below), whose sum is σ = 23532345120. Its totient is φ = 23528355708.

The previous prime is 23530350409. The next prime is 23530350421. The reversal of 23530350413 is 31405303532.

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 23530350413 - 2² = 23530350409 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 (23530350013) 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, 979553 + ... + 1003286.

It is an arithmetic number, because the mean of its divisors is an integer number (5883086280).

Almost surely, 2^23530350413 is an apocalyptic number.

It is an amenable number.

23530350413 is a deficient number, since it is larger than the sum of its proper divisors (1994707).

23530350413 is a wasteful number, since it uses less digits than its factorization.

23530350413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1994706.

The product of its (nonzero) digits is 16200, while the sum is 29.

Adding to 23530350413 its reverse (31405303532), we get a palindrome (54935653945).

The spelling of 23530350413 in words is "twenty-three billion, five hundred thirty million, three hundred fifty thousand, four hundred thirteen".