5042645766 has 20 divisors (see below), whose sum is σ = 11299262172. Its totient is φ = 1680881868.

The previous prime is 5042645743. The next prime is 5042645767. The reversal of 5042645766 is 6675462405.

5042645766 is a `hidden beast` number, since 50 + 4 + 26 + 4 + 576 + 6 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5042645767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 15563560 + ... + 15563883.

Almost surely, 2^5042645766 is an apocalyptic number.

5042645766 is an abundant number, since it is smaller than the sum of its proper divisors (6256616406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5042645766 is a wasteful number, since it uses less digits than its factorization.

5042645766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31127457 (or 31127448 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The square root of 5042645766 is about 71011.5889556064. The cubic root of 5042645766 is about 1714.8237391066.

The spelling of 5042645766 in words is "five billion, forty-two million, six hundred forty-five thousand, seven hundred sixty-six".