20862302684 has 24 divisors (see below), whose sum is σ = 37413737088. Its totient is φ = 10175687280.

The previous prime is 20862302677. The next prime is 20862302687. The reversal of 20862302684 is 48620326802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20862302687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350282 + ... + 405489.

It is an arithmetic number, because the mean of its divisors is an integer number (1558905712).

Almost surely, 2^20862302684 is an apocalyptic number.

It is an amenable number.

20862302684 is a deficient number, since it is larger than the sum of its proper divisors (16551434404).

20862302684 is a wasteful number, since it uses less digits than its factorization.

20862302684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755945 (or 755943 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 41.

The spelling of 20862302684 in words is "twenty billion, eight hundred sixty-two million, three hundred two thousand, six hundred eighty-four".