636347067048 has 192 divisors, whose sum is σ = 2222798198400. Its totient is φ = 159585431040.

The previous prime is 636347067007. The next prime is 636347067091. The reversal of 636347067048 is 840760743636.

It is a happy number.

636347067048 is a `hidden beast` number, since 6 + 3 + 63 + 470 + 6 + 70 + 48 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 636347066985 and 636347067003.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1818211 + ... + 2139762.

It is an arithmetic number, because the mean of its divisors is an integer number (11577073950).

Almost surely, 2^636347067048 is an apocalyptic number.

It is an amenable number.

636347067048 is an abundant number, since it is smaller than the sum of its proper divisors (1586451131352).

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

636347067048 is a wasteful number, since it uses less digits than its factorization.

636347067048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3958032 (or 3958025 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 54.

The spelling of 636347067048 in words is "six hundred thirty-six billion, three hundred forty-seven million, sixty-seven thousand, forty-eight".