45218419834402 has 8 divisors (see below), whose sum is σ = 67850946236700. Its totient is φ = 22601437755504.

The previous prime is 45218419834397. The next prime is 45218419834409. The reversal of 45218419834402 is 20443891481254.

45218419834402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 36529077757041 + 8689342077361 = 6043929^2 + 2947769^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (45218419834409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3886073577 + ... + 3886085212.

Almost surely, 2^{45218419834402} is an apocalyptic number.

45218419834402 is a deficient number, since it is larger than the sum of its proper divisors (22632526402298).

45218419834402 is a wasteful number, since it uses less digits than its factorization.

45218419834402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7772161700.

The product of its (nonzero) digits is 8847360, while the sum is 55.

The spelling of 45218419834402 in words is "forty-five trillion, two hundred eighteen billion, four hundred nineteen million, eight hundred thirty-four thousand, four hundred two".