20552160100530 has 32 divisors (see below), whose sum is σ = 51921246571200. Its totient is φ = 5192124656832.

The previous prime is 20552160100529. The next prime is 20552160100541. The reversal of 20552160100530 is 3500106125502.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18028210045 + ... + 18028211184.

It is an arithmetic number, because the mean of its divisors is an integer number (1622538955350).

Almost surely, 2^{20552160100530} is an apocalyptic number.

20552160100530 is an abundant number, since it is smaller than the sum of its proper divisors (31369086470670).

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

20552160100530 is a wasteful number, since it uses less digits than its factorization.

20552160100530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36056421258.

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 20552160100530 in words is "twenty trillion, five hundred fifty-two billion, one hundred sixty million, one hundred thousand, five hundred thirty".