20990846096 has 40 divisors (see below), whose sum is σ = 45449153568. Its totient is φ = 9308576000.

The previous prime is 20990846057. The next prime is 20990846117. The reversal of 20990846096 is 69064809902.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1447250 + ... + 1461681.

Almost surely, 2^20990846096 is an apocalyptic number.

It is an amenable number.

20990846096 is an abundant number, since it is smaller than the sum of its proper divisors (24458307472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20990846096 is a wasteful number, since it uses less digits than its factorization.

20990846096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2908991 (or 2908985 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 53.

The spelling of 20990846096 in words is "twenty billion, nine hundred ninety million, eight hundred forty-six thousand, ninety-six".