4745445745 has 16 divisors (see below), whose sum is σ = 5880430080. Its totient is φ = 3672518400.

The previous prime is 4745445709. The next prime is 4745445751. The reversal of 4745445745 is 5475445474.

It is not a de Polignac number, because 4745445745 - 2²⁵ = 4711891313 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 653746 + ... + 660964.

It is an arithmetic number, because the mean of its divisors is an integer number (367526880).

Almost surely, 2^4745445745 is an apocalyptic number.

It is an amenable number.

4745445745 is a deficient number, since it is larger than the sum of its proper divisors (1134984335).

4745445745 is a wasteful number, since it uses less digits than its factorization.

4745445745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11496.

The product of its digits is 6272000, while the sum is 49.

The square root of 4745445745 is about 68887.1957986388. The cubic root of 4745445745 is about 1680.4502932467.

The spelling of 4745445745 in words is "four billion, seven hundred forty-five million, four hundred forty-five thousand, seven hundred forty-five".