4631365643 has 2 divisors, whose sum is σ = 4631365644. Its totient is φ = 4631365642.

The previous prime is 4631365639. The next prime is 4631365663. The reversal of 4631365643 is 3465631364.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4631365643 - 2² = 4631365639 is a prime.

It is a zygodrome in base 5.

It is a self number, because there is not a number n which added to its sum of digits gives 4631365643.

It is not a weakly prime, because it can be changed into another prime (4631365633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2315682821 + 2315682822.

It is an arithmetic number, because the mean of its divisors is an integer number (2315682822).

Almost surely, 2^4631365643 is an apocalyptic number.

4631365643 is a deficient number, since it is larger than the sum of its proper divisors (1).

4631365643 is an equidigital number, since it uses as much as digits as its factorization.

4631365643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 41.

The square root of 4631365643 is about 68054.1375891283. The cubic root of 4631365643 is about 1666.8749622378.

The spelling of 4631365643 in words is "four billion, six hundred thirty-one million, three hundred sixty-five thousand, six hundred forty-three".