45353350421 has 4 divisors (see below), whose sum is σ = 45356189952. Its totient is φ = 45350510892.

The previous prime is 45353350411. The next prime is 45353350453. The reversal of 45353350421 is 12405335354.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45353350421 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 (45353350411) 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 in 3 ways as a sum of consecutive naturals, for example, 1395671 + ... + 1427796.

It is an arithmetic number, because the mean of its divisors is an integer number (11339047488).

Almost surely, 2^45353350421 is an apocalyptic number.

It is an amenable number.

45353350421 is a deficient number, since it is larger than the sum of its proper divisors (2839531).

45353350421 is a wasteful number, since it uses less digits than its factorization.

45353350421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2839530.

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 45353350421 its reverse (12405335354), we get a palindrome (57758685775).

The spelling of 45353350421 in words is "forty-five billion, three hundred fifty-three million, three hundred fifty thousand, four hundred twenty-one".