4636722520243 has 16 divisors (see below), whose sum is σ = 5080261639680. Its totient is φ = 4196859156000.

The previous prime is 4636722520229. The next prime is 4636722520249. The reversal of 4636722520243 is 3420252276364.

It is a cyclic number.

It is not a de Polignac number, because 4636722520243 - 2⁵ = 4636722520211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4636722520193 and 4636722520202.

It is not an unprimeable number, because it can be changed into a prime (4636722520249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15804793 + ... + 16095493.

It is an arithmetic number, because the mean of its divisors is an integer number (317516352480).

Almost surely, 2^{4636722520243} is an apocalyptic number.

4636722520243 is a deficient number, since it is larger than the sum of its proper divisors (443539119437).

4636722520243 is a wasteful number, since it uses less digits than its factorization.

4636722520243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297018.

The product of its (nonzero) digits is 2903040, while the sum is 46.

The spelling of 4636722520243 in words is "four trillion, six hundred thirty-six billion, seven hundred twenty-two million, five hundred twenty thousand, two hundred forty-three".