4045493038623 has 8 divisors (see below), whose sum is σ = 5395067598000. Its totient is φ = 2696456919168.

The previous prime is 4045493038607. The next prime is 4045493038661. The reversal of 4045493038623 is 3268303945404.

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

It is not a de Polignac number, because 4045493038623 - 2⁴ = 4045493038607 is a prime.

It is a super-2 number, since 2×4045493038623² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4045493038603) 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, 134592448 + ... + 134622501.

It is an arithmetic number, because the mean of its divisors is an integer number (674383449750).

Almost surely, 2^{4045493038623} is an apocalyptic number.

4045493038623 is a deficient number, since it is larger than the sum of its proper divisors (1349574559377).

4045493038623 is a wasteful number, since it uses less digits than its factorization.

4045493038623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269219961.

The product of its (nonzero) digits is 7464960, while the sum is 51.

The spelling of 4045493038623 in words is "four trillion, forty-five billion, four hundred ninety-three million, thirty-eight thousand, six hundred twenty-three".