20516477114 has 16 divisors (see below), whose sum is σ = 35177654400. Its totient is φ = 8791138224.

The previous prime is 20516477057. The next prime is 20516477117. The reversal of 20516477114 is 41177461502.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20516477117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57029 + ... + 210440.

It is an arithmetic number, because the mean of its divisors is an integer number (2198603400).

Almost surely, 2^20516477114 is an apocalyptic number.

20516477114 is a deficient number, since it is larger than the sum of its proper divisors (14661177286).

20516477114 is a wasteful number, since it uses less digits than its factorization.

20516477114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272957.

The product of its (nonzero) digits is 47040, while the sum is 38.

The spelling of 20516477114 in words is "twenty billion, five hundred sixteen million, four hundred seventy-seven thousand, one hundred fourteen".