5636821929 has 16 divisors (see below), whose sum is σ = 7561838592. Its totient is φ = 3734910608.

The previous prime is 5636821919. The next prime is 5636822027. The reversal of 5636821929 is 9291286365.

It is a cyclic number.

It is not a de Polignac number, because 5636821929 - 2¹² = 5636817833 is a prime.

It is a super-2 number, since 2×5636821929² = 63547522918510562082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5636821909) 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, 341464 + ... + 357590.

It is an arithmetic number, because the mean of its divisors is an integer number (472614912).

Almost surely, 2^5636821929 is an apocalyptic number.

It is an amenable number.

5636821929 is a deficient number, since it is larger than the sum of its proper divisors (1925016663).

5636821929 is a wasteful number, since it uses less digits than its factorization.

5636821929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16836.

The product of its digits is 1399680, while the sum is 51.

The square root of 5636821929 is about 75078.7714936786. The cubic root of 5636821929 is about 1779.6916868056.

The spelling of 5636821929 in words is "five billion, six hundred thirty-six million, eight hundred twenty-one thousand, nine hundred twenty-nine".