45186192199 has 4 divisors (see below), whose sum is σ = 45188714880. Its totient is φ = 45183669520.

The previous prime is 45186192101. The next prime is 45186192221. The reversal of 45186192199 is 99129168154.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99129168154 = 2 ⋅49564584077.

It is a cyclic number.

It is not a de Polignac number, because 45186192199 - 2⁷ = 45186192071 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 (45189192199) 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, 1234279 + ... + 1270360.

It is an arithmetic number, because the mean of its divisors is an integer number (11297178720).

Almost surely, 2^45186192199 is an apocalyptic number.

45186192199 is a deficient number, since it is larger than the sum of its proper divisors (2522681).

45186192199 is a wasteful number, since it uses less digits than its factorization.

45186192199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2522680.

The product of its digits is 1399680, while the sum is 55.

The spelling of 45186192199 in words is "forty-five billion, one hundred eighty-six million, one hundred ninety-two thousand, one hundred ninety-nine".