21364033046312 has 64 divisors (see below), whose sum is σ = 43889660006400. Its totient is φ = 9668604648640.

The previous prime is 21364033046269. The next prime is 21364033046339.

21364033046312 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×21364033046312² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 124570973 + ... + 124742355.

It is an arithmetic number, because the mean of its divisors is an integer number (685775937600).

Almost surely, 2^{21364033046312} is an apocalyptic number.

21364033046312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21364033046312 is an abundant number, since it is smaller than the sum of its proper divisors (22525626960088).

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

21364033046312 is a wasteful number, since it uses less digits than its factorization.

21364033046312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177566 (or 177562 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 38.

The spelling of 21364033046312 in words is "twenty-one trillion, three hundred sixty-four billion, thirty-three million, forty-six thousand, three hundred twelve".