7434445663 has 4 divisors (see below), whose sum is σ = 7615773648. Its totient is φ = 7253117680.

The previous prime is 7434445651. The next prime is 7434445717. The reversal of 7434445663 is 3665444347.

7434445663 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7434445663 - 2²⁹ = 6897574751 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 (7434445063) 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, 90663931 + ... + 90664012.

It is an arithmetic number, because the mean of its divisors is an integer number (1903943412).

Almost surely, 2^7434445663 is an apocalyptic number.

7434445663 is a deficient number, since it is larger than the sum of its proper divisors (181327985).

7434445663 is a wasteful number, since it uses less digits than its factorization.

7434445663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181327984.

The product of its digits is 2903040, while the sum is 46.

The square root of 7434445663 is about 86223.2315736310. The cubic root of 7434445663 is about 1951.7140889829.

The spelling of 7434445663 in words is "seven billion, four hundred thirty-four million, four hundred forty-five thousand, six hundred sixty-three".