45153042673 has 4 divisors (see below), whose sum is σ = 45154716400. Its totient is φ = 45151368948.

The previous prime is 45153042647. The next prime is 45153042679. The reversal of 45153042673 is 37624035154.

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 not a de Polignac number, because 45153042673 - 2²⁵ = 45119488241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45153042679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 795723 + ... + 850576.

It is an arithmetic number, because the mean of its divisors is an integer number (11288679100).

Almost surely, 2^45153042673 is an apocalyptic number.

It is an amenable number.

45153042673 is a deficient number, since it is larger than the sum of its proper divisors (1673727).

45153042673 is a wasteful number, since it uses less digits than its factorization.

45153042673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1673726.

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 45153042673 in words is "forty-five billion, one hundred fifty-three million, forty-two thousand, six hundred seventy-three".