4474736716391 has 2 divisors, whose sum is σ = 4474736716392. Its totient is φ = 4474736716390.

The previous prime is 4474736716369. The next prime is 4474736716403. The reversal of 4474736716391 is 1936176374744.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4474736716391 - 2³⁴ = 4457556847207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4474736716321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2237368358195 + 2237368358196.

It is an arithmetic number, because the mean of its divisors is an integer number (2237368358196).

Almost surely, 2^{4474736716391} is an apocalyptic number.

4474736716391 is a deficient number, since it is larger than the sum of its proper divisors (1).

4474736716391 is an equidigital number, since it uses as much as digits as its factorization.

4474736716391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64012032, while the sum is 62.

The spelling of 4474736716391 in words is "four trillion, four hundred seventy-four billion, seven hundred thirty-six million, seven hundred sixteen thousand, three hundred ninety-one".