4742745945 has 32 divisors (see below), whose sum is σ = 8675175168. Its totient is φ = 2167431168.

The previous prime is 4742745929. The next prime is 4742745967. The reversal of 4742745945 is 5495472474.

It is not a de Polignac number, because 4742745945 - 2⁴ = 4742745929 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 501097 + ... + 510473.

It is an arithmetic number, because the mean of its divisors is an integer number (271099224).

Almost surely, 2^4742745945 is an apocalyptic number.

It is an amenable number.

4742745945 is a deficient number, since it is larger than the sum of its proper divisors (3932429223).

4742745945 is a wasteful number, since it uses less digits than its factorization.

4742745945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14209.

The product of its digits is 5644800, while the sum is 51.

The square root of 4742745945 is about 68867.5972065238. The cubic root of 4742745945 is about 1680.1315497188.

The spelling of 4742745945 in words is "four billion, seven hundred forty-two million, seven hundred forty-five thousand, nine hundred forty-five".