20566102296 has 16 divisors (see below), whose sum is σ = 51415255800. Its totient is φ = 6855367424.

The previous prime is 20566102283. The next prime is 20566102309. The reversal of 20566102296 is 69220166502.

It is an interprime number because it is at equal distance from previous prime (20566102283) and next prime (20566102309).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428460441 + ... + 428460488.

Almost surely, 2^20566102296 is an apocalyptic number.

It is an amenable number.

20566102296 is an abundant number, since it is smaller than the sum of its proper divisors (30849153504).

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

20566102296 is a wasteful number, since it uses less digits than its factorization.

20566102296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856920938 (or 856920934 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

Adding to 20566102296 its reverse (69220166502), we get a palindrome (89786268798).

The spelling of 20566102296 in words is "twenty billion, five hundred sixty-six million, one hundred two thousand, two hundred ninety-six".