21576890482 has 8 divisors (see below), whose sum is σ = 36988955136. Its totient is φ = 9247238772.

The previous prime is 21576890477. The next prime is 21576890513. The reversal of 21576890482 is 28409867512.

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

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, 770603218 + ... + 770603245.

It is an arithmetic number, because the mean of its divisors is an integer number (4623619392).

Almost surely, 2^21576890482 is an apocalyptic number.

21576890482 is a deficient number, since it is larger than the sum of its proper divisors (15412064654).

21576890482 is a wasteful number, since it uses less digits than its factorization.

21576890482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1541206472.

The product of its (nonzero) digits is 1935360, while the sum is 52.

The spelling of 21576890482 in words is "twenty-one billion, five hundred seventy-six million, eight hundred ninety thousand, four hundred eighty-two".