21422962364 has 12 divisors (see below), whose sum is σ = 37494324000. Its totient is φ = 10710298368.

The previous prime is 21422962349. The next prime is 21422962367. The reversal of 21422962364 is 46326922412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21422962367) 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, 254309 + ... + 327900.

It is an arithmetic number, because the mean of its divisors is an integer number (3124527000).

Almost surely, 2^21422962364 is an apocalyptic number.

It is an amenable number.

21422962364 is a deficient number, since it is larger than the sum of its proper divisors (16071361636).

21422962364 is a wasteful number, since it uses less digits than its factorization.

21422962364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591412 (or 591410 counting only the distinct ones).

The product of its digits is 248832, while the sum is 41.

The spelling of 21422962364 in words is "twenty-one billion, four hundred twenty-two million, nine hundred sixty-two thousand, three hundred sixty-four".