45642211199 has 4 divisors (see below), whose sum is σ = 49153150536. Its totient is φ = 42131271864.

The previous prime is 45642211187. The next prime is 45642211267. The reversal of 45642211199 is 99111224654.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45642211199 is a prime.

It is a super-2 number, since 2×45642211199² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45642211129) 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, 1755469649 + ... + 1755469674.

It is an arithmetic number, because the mean of its divisors is an integer number (12288287634).

Almost surely, 2^45642211199 is an apocalyptic number.

45642211199 is a deficient number, since it is larger than the sum of its proper divisors (3510939337).

45642211199 is a wasteful number, since it uses less digits than its factorization.

45642211199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3510939336.

The product of its digits is 155520, while the sum is 44.

The spelling of 45642211199 in words is "forty-five billion, six hundred forty-two million, two hundred eleven thousand, one hundred ninety-nine".