18341254654 has 4 divisors (see below), whose sum is σ = 27511881984. Its totient is φ = 9170627326.

The previous prime is 18341254651. The next prime is 18341254709. The reversal of 18341254654 is 45645214381.

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

It is a self number, because there is not a number n which added to its sum of digits gives 18341254654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18341254651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4585313662 + ... + 4585313665.

It is an arithmetic number, because the mean of its divisors is an integer number (6877970496).

Almost surely, 2^18341254654 is an apocalyptic number.

18341254654 is a deficient number, since it is larger than the sum of its proper divisors (9170627330).

18341254654 is an equidigital number, since it uses as much as digits as its factorization.

18341254654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9170627329.

The product of its digits is 460800, while the sum is 43.

The spelling of 18341254654 in words is "eighteen billion, three hundred forty-one million, two hundred fifty-four thousand, six hundred fifty-four".