20275085174 has 16 divisors (see below), whose sum is σ = 32137873200. Its totient is φ = 9566613504.

The previous prime is 20275085123. The next prime is 20275085179. The reversal of 20275085174 is 47158057202.

It is a super-2 number, since 2×20275085174² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20275085179) 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, 1028279 + ... + 1047810.

It is an arithmetic number, because the mean of its divisors is an integer number (2008617075).

Almost surely, 2^20275085174 is an apocalyptic number.

20275085174 is a deficient number, since it is larger than the sum of its proper divisors (11862788026).

20275085174 is a wasteful number, since it uses less digits than its factorization.

20275085174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2076367.

The product of its (nonzero) digits is 156800, while the sum is 41.

The spelling of 20275085174 in words is "twenty billion, two hundred seventy-five million, eighty-five thousand, one hundred seventy-four".