5263636890 has 32 divisors (see below), whose sum is σ = 12698197056. Its totient is φ = 1396362240.

The previous prime is 5263636799. The next prime is 5263636891. The reversal of 5263636890 is 986363625.

It is not an unprimeable number, because it can be changed into a prime (5263636891) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 448756 + ... + 460335.

It is an arithmetic number, because the mean of its divisors is an integer number (396818658).

Almost surely, 2^5263636890 is an apocalyptic number.

5263636890 is an abundant number, since it is smaller than the sum of its proper divisors (7434560166).

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

5263636890 is a wasteful number, since it uses less digits than its factorization.

5263636890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909294.

The product of its (nonzero) digits is 1399680, while the sum is 48.

The square root of 5263636890 is about 72550.9261829234. The cubic root of 5263636890 is about 1739.5168529091.

The spelling of 5263636890 in words is "five billion, two hundred sixty-three million, six hundred thirty-six thousand, eight hundred ninety".