10636421045 has 8 divisors (see below), whose sum is σ = 12828496824. Its totient is φ = 8465942464.

The previous prime is 10636421041. The next prime is 10636421063. The reversal of 10636421045 is 54012463601.

It can be written as a sum of positive squares in 4 ways, for example, as 1071776644 + 9564644401 = 32738^2 + 97799^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10636421045 - 2² = 10636421041 is a prime.

It is a super-2 number, since 2×10636421045² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10636421041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5398214 + ... + 5400183.

It is an arithmetic number, because the mean of its divisors is an integer number (1603562103).

Almost surely, 2^10636421045 is an apocalyptic number.

It is an amenable number.

10636421045 is a deficient number, since it is larger than the sum of its proper divisors (2192075779).

10636421045 is a wasteful number, since it uses less digits than its factorization.

10636421045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10798599.

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 10636421045 its reverse (54012463601), we get a palindrome (64648884646).

The spelling of 10636421045 in words is "ten billion, six hundred thirty-six million, four hundred twenty-one thousand, forty-five".