20084802064 has 10 divisors (see below), whose sum is σ = 38914304030. Its totient is φ = 10042401024.

The previous prime is 20084802053. The next prime is 20084802083. The reversal of 20084802064 is 46020848002.

It can be written as a sum of positive squares in only one way, i.e., 19014203664 + 1070598400 = 137892^2 + 32720^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627650049 + ... + 627650080.

It is an arithmetic number, because the mean of its divisors is an integer number (3891430403).

Almost surely, 2^20084802064 is an apocalyptic number.

It is an amenable number.

20084802064 is a deficient number, since it is larger than the sum of its proper divisors (18829501966).

20084802064 is a wasteful number, since it uses less digits than its factorization.

20084802064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255300137 (or 1255300131 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 34.

The spelling of 20084802064 in words is "twenty billion, eighty-four million, eight hundred two thousand, sixty-four".