20676536271474 has 16 divisors (see below), whose sum is σ = 41358234675360. Its totient is φ = 6891318401760.

The previous prime is 20676536271389. The next prime is 20676536271487. The reversal of 20676536271474 is 47417263567602.

It is a super-2 number, since 2×20676536271474² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215036779 + ... + 215132910.

It is an arithmetic number, because the mean of its divisors is an integer number (2584889667210).

Almost surely, 2^{20676536271474} is an apocalyptic number.

20676536271474 is an abundant number, since it is smaller than the sum of its proper divisors (20681698403886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20676536271474 is a wasteful number, since it uses less digits than its factorization.

20676536271474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430177705.

The product of its (nonzero) digits is 71124480, while the sum is 60.

The spelling of 20676536271474 in words is "twenty trillion, six hundred seventy-six billion, five hundred thirty-six million, two hundred seventy-one thousand, four hundred seventy-four".