32557823423 has 4 divisors (see below), whose sum is σ = 32692918368. Its totient is φ = 32422728480.

The previous prime is 32557823381. The next prime is 32557823461. The reversal of 32557823423 is 32432875523.

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

It is a cyclic number.

It is not a de Polignac number, because 32557823423 - 2⁶ = 32557823359 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 (32557823323) 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, 67547111 + ... + 67547592.

It is an arithmetic number, because the mean of its divisors is an integer number (8173229592).

Almost surely, 2^32557823423 is an apocalyptic number.

32557823423 is a deficient number, since it is larger than the sum of its proper divisors (135094945).

32557823423 is a wasteful number, since it uses less digits than its factorization.

32557823423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135094944.

The product of its digits is 1209600, while the sum is 44.

The spelling of 32557823423 in words is "thirty-two billion, five hundred fifty-seven million, eight hundred twenty-three thousand, four hundred twenty-three".