23231542454 has 4 divisors (see below), whose sum is σ = 34847313684. Its totient is φ = 11615771226.

The previous prime is 23231542427. The next prime is 23231542487. The reversal of 23231542454 is 45424513232.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5807885612 + ... + 5807885615.

It is an arithmetic number, because the mean of its divisors is an integer number (8711828421).

Almost surely, 2^23231542454 is an apocalyptic number.

23231542454 is a deficient number, since it is larger than the sum of its proper divisors (11615771230).

23231542454 is a wasteful number, since it uses less digits than its factorization.

23231542454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11615771229.

The product of its digits is 115200, while the sum is 35.

The spelling of 23231542454 in words is "twenty-three billion, two hundred thirty-one million, five hundred forty-two thousand, four hundred fifty-four".