5645631367783 has 16 divisors (see below), whose sum is σ = 6181903613952. Its totient is φ = 5113199844000.

The previous prime is 5645631367771. The next prime is 5645631367823. The reversal of 5645631367783 is 3877631365465.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5645631367783 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5645631367723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87343785 + ... + 87408397.

It is an arithmetic number, because the mean of its divisors is an integer number (386368975872).

Almost surely, 2^{5645631367783} is an apocalyptic number.

5645631367783 is a deficient number, since it is larger than the sum of its proper divisors (536272246169).

5645631367783 is a wasteful number, since it uses less digits than its factorization.

5645631367783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94206.

The product of its digits is 228614400, while the sum is 64.

The spelling of 5645631367783 in words is "five trillion, six hundred forty-five billion, six hundred thirty-one million, three hundred sixty-seven thousand, seven hundred eighty-three".