45434630623 has 4 divisors (see below), whose sum is σ = 45624733920. Its totient is φ = 45244527328.

The previous prime is 45434630581. The next prime is 45434630641. The reversal of 45434630623 is 32603643454.

It is a happy number.

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-45434630623 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45434636623) 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, 95051290 + ... + 95051767.

It is an arithmetic number, because the mean of its divisors is an integer number (11406183480).

Almost surely, 2^45434630623 is an apocalyptic number.

45434630623 is a deficient number, since it is larger than the sum of its proper divisors (190103297).

45434630623 is a wasteful number, since it uses less digits than its factorization.

45434630623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190103296.

The product of its (nonzero) digits is 622080, while the sum is 40.

The spelling of 45434630623 in words is "forty-five billion, four hundred thirty-four million, six hundred thirty thousand, six hundred twenty-three".