5268432638 has 16 divisors (see below), whose sum is σ = 9037400064. Its totient is φ = 2256449400.

The previous prime is 5268432571. The next prime is 5268432649. The reversal of 5268432638 is 8362348625.

It is a super-2 number, since 2×5268432638² = 55512764922287278088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5268432592 and 5268432601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98138 + ... + 142013.

It is an arithmetic number, because the mean of its divisors is an integer number (564837504).

Almost surely, 2^5268432638 is an apocalyptic number.

5268432638 is a deficient number, since it is larger than the sum of its proper divisors (3768967426).

5268432638 is a wasteful number, since it uses less digits than its factorization.

5268432638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241727.

The product of its digits is 1658880, while the sum is 47.

The square root of 5268432638 is about 72583.9695662892. The cubic root of 5268432638 is about 1740.0449891481.

The spelling of 5268432638 in words is "five billion, two hundred sixty-eight million, four hundred thirty-two thousand, six hundred thirty-eight".