63269839890 has 48 divisors (see below), whose sum is σ = 167198345496. Its totient is φ = 16595366400.

The previous prime is 63269839883. The next prime is 63269839909. The reversal of 63269839890 is 9893896236.

It can be written as a sum of positive squares in 4 ways, for example, as 46199633481 + 17070206409 = 214941^2 + 130653^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5756791 + ... + 5767770.

Almost surely, 2^63269839890 is an apocalyptic number.

63269839890 is an abundant number, since it is smaller than the sum of its proper divisors (103928505606).

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

63269839890 is a wasteful number, since it uses less digits than its factorization.

63269839890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11524635 (or 11524632 counting only the distinct ones).

The product of its (nonzero) digits is 30233088, while the sum is 63.

The spelling of 63269839890 in words is "sixty-three billion, two hundred sixty-nine million, eight hundred thirty-nine thousand, eight hundred ninety".