20474533071 has 6 divisors (see below), whose sum is σ = 29574325560. Its totient is φ = 13649688708.

The previous prime is 20474533031. The next prime is 20474533097. The reversal of 20474533071 is 17033547402.

It is not a de Polignac number, because 20474533071 - 2¹⁹ = 20474008783 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20474533021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1137474051 + ... + 1137474068.

It is an arithmetic number, because the mean of its divisors is an integer number (4929054260).

Almost surely, 2^20474533071 is an apocalyptic number.

20474533071 is a deficient number, since it is larger than the sum of its proper divisors (9099792489).

20474533071 is a wasteful number, since it uses less digits than its factorization.

20474533071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2274948125 (or 2274948122 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The spelling of 20474533071 in words is "twenty billion, four hundred seventy-four million, five hundred thirty-three thousand, seventy-one".