20606046922 has 4 divisors (see below), whose sum is σ = 30909070386. Its totient is φ = 10303023460.

The previous prime is 20606046917. The next prime is 20606046941. The reversal of 20606046922 is 22964060602.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 15785660881 + 4820386041 = 125641^2 + 69429^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5151511729 + ... + 5151511732.

Almost surely, 2^20606046922 is an apocalyptic number.

20606046922 is a deficient number, since it is larger than the sum of its proper divisors (10303023464).

20606046922 is a wasteful number, since it uses less digits than its factorization.

20606046922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10303023463.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 20606046922 in words is "twenty billion, six hundred six million, forty-six thousand, nine hundred twenty-two".