632963534779 has 4 divisors (see below), whose sum is σ = 642410751784. Its totient is φ = 623516317776.

The previous prime is 632963534767. The next prime is 632963534783. The reversal of 632963534779 is 977435369236.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 632963534779 - 2⁹ = 632963534267 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 632963534779.

It is not an unprimeable number, because it can be changed into a prime (632963534719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4723608402 + ... + 4723608535.

It is an arithmetic number, because the mean of its divisors is an integer number (160602687946).

Almost surely, 2^632963534779 is an apocalyptic number.

632963534779 is a deficient number, since it is larger than the sum of its proper divisors (9447217005).

632963534779 is an equidigital number, since it uses as much as digits as its factorization.

632963534779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9447217004.

The product of its digits is 154314720, while the sum is 64.

The spelling of 632963534779 in words is "six hundred thirty-two billion, nine hundred sixty-three million, five hundred thirty-four thousand, seven hundred seventy-nine".