32434561823 has 4 divisors (see below), whose sum is σ = 33311171640. Its totient is φ = 31557952008.

The previous prime is 32434561813. The next prime is 32434561879. The reversal of 32434561823 is 32816543423.

It is a happy number.

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 32434561823 - 2¹⁸ = 32434299679 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 (32434561813) 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, 438304853 + ... + 438304926.

It is an arithmetic number, because the mean of its divisors is an integer number (8327792910).

Almost surely, 2^32434561823 is an apocalyptic number.

32434561823 is a deficient number, since it is larger than the sum of its proper divisors (876609817).

32434561823 is an equidigital number, since it uses as much as digits as its factorization.

32434561823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876609816.

The product of its digits is 414720, while the sum is 41.

The spelling of 32434561823 in words is "thirty-two billion, four hundred thirty-four million, five hundred sixty-one thousand, eight hundred twenty-three".