635327633660 has 12 divisors (see below), whose sum is σ = 1334188030728. Its totient is φ = 254131053456.

The previous prime is 635327633653. The next prime is 635327633749. The reversal of 635327633660 is 66336723536.

It is a super-3 number, since 3×635327633660³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 635327633599 and 635327633608.

It is a congruent number.

It is an unprimeable number.

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, 15883190822 + ... + 15883190861.

It is an arithmetic number, because the mean of its divisors is an integer number (111182335894).

Almost surely, 2^635327633660 is an apocalyptic number.

It is an amenable number.

635327633660 is an abundant number, since it is smaller than the sum of its proper divisors (698860397068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

635327633660 is a wasteful number, since it uses less digits than its factorization.

635327633660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31766381692 (or 31766381690 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 50.

The spelling of 635327633660 in words is "six hundred thirty-five billion, three hundred twenty-seven million, six hundred thirty-three thousand, six hundred sixty".