20165047214 has 24 divisors (see below), whose sum is σ = 33809861952. Its totient is φ = 9006716160.

The previous prime is 20165047207. The next prime is 20165047219. The reversal of 20165047214 is 41274056102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20165047219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 951779 + ... + 972734.

It is an arithmetic number, because the mean of its divisors is an integer number (1408744248).

Almost surely, 2^20165047214 is an apocalyptic number.

20165047214 is a deficient number, since it is larger than the sum of its proper divisors (13644814738).

20165047214 is a wasteful number, since it uses less digits than its factorization.

20165047214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1924572 (or 1924559 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The spelling of 20165047214 in words is "twenty billion, one hundred sixty-five million, forty-seven thousand, two hundred fourteen".