20928480982 has 8 divisors (see below), whose sum is σ = 32475229200. Its totient is φ = 10103404584.

The previous prime is 20928480971. The next prime is 20928480997. The reversal of 20928480982 is 28908482902.

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, 180417882 + ... + 180417997.

It is an arithmetic number, because the mean of its divisors is an integer number (4059403650).

Almost surely, 2^20928480982 is an apocalyptic number.

20928480982 is a deficient number, since it is larger than the sum of its proper divisors (11546748218).

20928480982 is a wasteful number, since it uses less digits than its factorization.

20928480982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360835910.

The product of its (nonzero) digits is 1327104, while the sum is 52.

The spelling of 20928480982 in words is "twenty billion, nine hundred twenty-eight million, four hundred eighty thousand, nine hundred eighty-two".