20560654115 has 8 divisors (see below), whose sum is σ = 24685560528. Its totient is φ = 16440006240.

The previous prime is 20560654111. The next prime is 20560654123. The reversal of 20560654115 is 51145606502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20560654115 - 2² = 20560654111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20560654111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1054001 + ... + 1073330.

It is an arithmetic number, because the mean of its divisors is an integer number (3085695066).

Almost surely, 2^20560654115 is an apocalyptic number.

20560654115 is a deficient number, since it is larger than the sum of its proper divisors (4124906413).

20560654115 is a wasteful number, since it uses less digits than its factorization.

20560654115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2129269.

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 20560654115 in words is "twenty billion, five hundred sixty million, six hundred fifty-four thousand, one hundred fifteen".