10365821862 has 64 divisors (see below), whose sum is σ = 22826361600. Its totient is φ = 3112087680.

The previous prime is 10365821833. The next prime is 10365821863. The reversal of 10365821862 is 26812856301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10365821863) 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 31 ways as a sum of consecutive naturals, for example, 6209964 + ... + 6211632.

It is an arithmetic number, because the mean of its divisors is an integer number (356661900).

Almost surely, 2^10365821862 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10365821862, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11413180800).

10365821862 is an abundant number, since it is smaller than the sum of its proper divisors (12460539738).

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

10365821862 is a wasteful number, since it uses less digits than its factorization.

10365821862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501.

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 10365821862 in words is "ten billion, three hundred sixty-five million, eight hundred twenty-one thousand, eight hundred sixty-two".