20896284652 has 6 divisors (see below), whose sum is σ = 36568498148. Its totient is φ = 10448142324.

The previous prime is 20896284593. The next prime is 20896284679. The reversal of 20896284652 is 25648269802.

It is a super-2 number, since 2×20896284652² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20896284652.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2612035578 + ... + 2612035585.

Almost surely, 2^20896284652 is an apocalyptic number.

It is an amenable number.

20896284652 is a deficient number, since it is larger than the sum of its proper divisors (15672213496).

20896284652 is a wasteful number, since it uses less digits than its factorization.

20896284652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5224071167 (or 5224071165 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 52.

The spelling of 20896284652 in words is "twenty billion, eight hundred ninety-six million, two hundred eighty-four thousand, six hundred fifty-two".