36451989827 has 4 divisors (see below), whose sum is σ = 39765807096. Its totient is φ = 33138172560.

The previous prime is 36451989817. The next prime is 36451989869. The reversal of 36451989827 is 72898915463.

36451989827 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 36451989827 - 2²⁸ = 36183554371 is a prime.

It is a super-2 number, since 2×36451989827² (a number of 22 digits) contains 22 as substring.

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 36451989827.

It is not an unprimeable number, because it can be changed into a prime (36451989817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1656908618 + ... + 1656908639.

It is an arithmetic number, because the mean of its divisors is an integer number (9941451774).

Almost surely, 2^36451989827 is an apocalyptic number.

36451989827 is a deficient number, since it is larger than the sum of its proper divisors (3313817269).

36451989827 is a wasteful number, since it uses less digits than its factorization.

36451989827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3313817268.

The product of its digits is 26127360, while the sum is 62.

The spelling of 36451989827 in words is "thirty-six billion, four hundred fifty-one million, nine hundred eighty-nine thousand, eight hundred twenty-seven".