20473575506 has 8 divisors (see below), whose sum is σ = 30713764224. Its totient is φ = 10235654100.

The previous prime is 20473575487. The next prime is 20473575517. The reversal of 20473575506 is 60557537402.

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, 544070 + ... + 580481.

It is an arithmetic number, because the mean of its divisors is an integer number (3839220528).

Almost surely, 2^20473575506 is an apocalyptic number.

20473575506 is a deficient number, since it is larger than the sum of its proper divisors (10240188718).

20473575506 is a wasteful number, since it uses less digits than its factorization.

20473575506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133656.

The product of its (nonzero) digits is 882000, while the sum is 44.

The spelling of 20473575506 in words is "twenty billion, four hundred seventy-three million, five hundred seventy-five thousand, five hundred six".