18352906934 has 4 divisors (see below), whose sum is σ = 27529360404. Its totient is φ = 9176453466.

The previous prime is 18352906933. The next prime is 18352906951. The reversal of 18352906934 is 43960925381.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18352906933) 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 as a sum of consecutive naturals, namely, 4588226732 + ... + 4588226735.

It is an arithmetic number, because the mean of its divisors is an integer number (6882340101).

Almost surely, 2^18352906934 is an apocalyptic number.

18352906934 is a deficient number, since it is larger than the sum of its proper divisors (9176453470).

18352906934 is an equidigital number, since it uses as much as digits as its factorization.

18352906934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9176453469.

The product of its (nonzero) digits is 1399680, while the sum is 50.

The spelling of 18352906934 in words is "eighteen billion, three hundred fifty-two million, nine hundred six thousand, nine hundred thirty-four".