23249135401 has 4 divisors (see below), whose sum is σ = 23348917332. Its totient is φ = 23149353472.

The previous prime is 23249135389. The next prime is 23249135423. The reversal of 23249135401 is 10453194232.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15775360000 + 7473775401 = 125600^2 + 86451^2 .

It is a cyclic number.

It is not a de Polignac number, because 23249135401 - 2²⁹ = 22712264489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23249135101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49890616 + ... + 49891081.

It is an arithmetic number, because the mean of its divisors is an integer number (5837229333).

Almost surely, 2^23249135401 is an apocalyptic number.

It is an amenable number.

23249135401 is a deficient number, since it is larger than the sum of its proper divisors (99781931).

23249135401 is an equidigital number, since it uses as much as digits as its factorization.

23249135401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99781930.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 23249135401 in words is "twenty-three billion, two hundred forty-nine million, one hundred thirty-five thousand, four hundred one".