21114368862 has 32 divisors (see below), whose sum is σ = 43225788672. Its totient is φ = 6872061504.

The previous prime is 21114368843. The next prime is 21114368911. The reversal of 21114368862 is 26886341112.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 827743 + ... + 852869.

It is an arithmetic number, because the mean of its divisors is an integer number (1350805896).

Almost surely, 2^21114368862 is an apocalyptic number.

21114368862 is an abundant number, since it is smaller than the sum of its proper divisors (22111419810).

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

21114368862 is a wasteful number, since it uses less digits than its factorization.

21114368862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28432.

The product of its digits is 110592, while the sum is 42.

The spelling of 21114368862 in words is "twenty-one billion, one hundred fourteen million, three hundred sixty-eight thousand, eight hundred sixty-two".