6263772736 has 63 divisors (see below), whose sum is σ = 13477060803. Its totient is φ = 2887173120.

The previous prime is 6263772709. The next prime is 6263772761. The reversal of 6263772736 is 6372773626.

The square root of 6263772736 is 79144.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 5097960000 + 1165812736 = 71400^2 + 34144^2 .

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 6263772736.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8230596 + ... + 8231356.

Almost surely, 2^6263772736 is an apocalyptic number.

6263772736 is the 79144-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6263772736

6263772736 is an abundant number, since it is smaller than the sum of its proper divisors (7213288067).

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

6263772736 is an frugal number, since it uses more digits than its factorization.

6263772736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1560 (or 776 counting only the distinct ones).

The product of its digits is 2667168, while the sum is 49.

The cubic root of 6263772736 is about 1843.3678018146.

Multiplying 6263772736 by its sum of digits (49), we get a square (306924864064 = 554008²).

The spelling of 6263772736 in words is "six billion, two hundred sixty-three million, seven hundred seventy-two thousand, seven hundred thirty-six".