632746663 has 2 divisors, whose sum is σ = 632746664. Its totient is φ = 632746662.

The previous prime is 632746651. The next prime is 632746691. The reversal of 632746663 is 366647236.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 632746663 - 2²¹ = 630649511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (632746633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316373331 + 316373332.

It is an arithmetic number, because the mean of its divisors is an integer number (316373332).

Almost surely, 2^632746663 is an apocalyptic number.

632746663 is a deficient number, since it is larger than the sum of its proper divisors (1).

632746663 is an equidigital number, since it uses as much as digits as its factorization.

632746663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 43.

The square root of 632746663 is about 25154.4561261022. The cubic root of 632746663 is about 858.5059072324.

The spelling of 632746663 in words is "six hundred thirty-two million, seven hundred forty-six thousand, six hundred sixty-three".