10921916882 has 8 divisors (see below), whose sum is σ = 16386535116. Its totient is φ = 5459738512.

The previous prime is 10921916879. The next prime is 10921916921. The reversal of 10921916882 is 28861912901.

It can be written as a sum of positive squares in 2 ways, for example, as 9747415441 + 1174501441 = 98729^2 + 34271^2 .

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, 598733 + ... + 616704.

Almost surely, 2^10921916882 is an apocalyptic number.

10921916882 is a deficient number, since it is larger than the sum of its proper divisors (5464618234).

10921916882 is a wasteful number, since it uses less digits than its factorization.

10921916882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219932.

The product of its (nonzero) digits is 124416, while the sum is 47.

The spelling of 10921916882 in words is "ten billion, nine hundred twenty-one million, nine hundred sixteen thousand, eight hundred eighty-two".