4922643636 has 144 divisors (see below), whose sum is σ = 13163824128. Its totient is φ = 1548979200.

The previous prime is 4922643619. The next prime is 4922643833. The reversal of 4922643636 is 6363462294.

4922643636 is a `hidden beast` number, since 4 + 9 + 2 + 2 + 6 + 4 + 3 + 636 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 4922643591 and 4922643600.

It is a congruent number.

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, 11368476 + ... + 11368908.

Almost surely, 2^4922643636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4922643636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6581912064).

4922643636 is an abundant number, since it is smaller than the sum of its proper divisors (8241180492).

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

4922643636 is a wasteful number, since it uses less digits than its factorization.

4922643636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702 (or 697 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 45.

The square root of 4922643636 is about 70161.5538311403. The cubic root of 4922643636 is about 1701.1115724453. Note that the first 3 decimals are identical.

The spelling of 4922643636 in words is "four billion, nine hundred twenty-two million, six hundred forty-three thousand, six hundred thirty-six".