20363172011052 has 48 divisors (see below), whose sum is σ = 51171465834720. Its totient is φ = 6265289000448.

The previous prime is 20363172011009. The next prime is 20363172011089. The reversal of 20363172011052 is 25011027136302.

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, 103608 + ... + 6382560.

It is an arithmetic number, because the mean of its divisors is an integer number (1066072204890).

Almost surely, 2^{20363172011052} is an apocalyptic number.

It is an amenable number.

20363172011052 is an abundant number, since it is smaller than the sum of its proper divisors (30808293823668).

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

20363172011052 is a wasteful number, since it uses less digits than its factorization.

20363172011052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6299762 (or 6299760 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

Adding to 20363172011052 its reverse (25011027136302), we get a palindrome (45374199147354).

The spelling of 20363172011052 in words is "twenty trillion, three hundred sixty-three billion, one hundred seventy-two million, eleven thousand, fifty-two".