45194209089 has 8 divisors (see below), whose sum is σ = 60792210912. Its totient is φ = 29862840000.

The previous prime is 45194209009. The next prime is 45194209091. The reversal of 45194209089 is 98090249154.

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

It is not a de Polignac number, because 45194209089 - 2¹¹ = 45194207041 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45194209009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66657787 + ... + 66658464.

It is an arithmetic number, because the mean of its divisors is an integer number (7599026364).

Almost surely, 2^45194209089 is an apocalyptic number.

It is an amenable number.

45194209089 is a deficient number, since it is larger than the sum of its proper divisors (15598001823).

45194209089 is a wasteful number, since it uses less digits than its factorization.

45194209089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133316367.

The product of its (nonzero) digits is 933120, while the sum is 51.

The spelling of 45194209089 in words is "forty-five billion, one hundred ninety-four million, two hundred nine thousand, eighty-nine".