21035292382 has 8 divisors (see below), whose sum is σ = 33980087736. Its totient is φ = 9708596472.

The previous prime is 21035292379. The next prime is 21035292403. The reversal of 21035292382 is 28329253012.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404524828 + ... + 404524879.

It is an arithmetic number, because the mean of its divisors is an integer number (4247510967).

Almost surely, 2^21035292382 is an apocalyptic number.

21035292382 is a deficient number, since it is larger than the sum of its proper divisors (12944795354).

21035292382 is a wasteful number, since it uses less digits than its factorization.

21035292382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809049722.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 21035292382 in words is "twenty-one billion, thirty-five million, two hundred ninety-two thousand, three hundred eighty-two".