20560206502 has 24 divisors (see below), whose sum is σ = 35067790800. Its totient is φ = 9023285040.

The previous prime is 20560206479. The next prime is 20560206517.

20560206502 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1457802 + ... + 1471837.

It is an arithmetic number, because the mean of its divisors is an integer number (1461157950).

Almost surely, 2^20560206502 is an apocalyptic number.

20560206502 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20560206502 is a deficient number, since it is larger than the sum of its proper divisors (14507584298).

20560206502 is a wasteful number, since it uses less digits than its factorization.

20560206502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2929692 (or 2929681 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 20560206502 in words is "twenty billion, five hundred sixty million, two hundred six thousand, five hundred two".