20116765532365 has 16 divisors (see below), whose sum is σ = 24174420177600. Its totient is φ = 16070549778432.

The previous prime is 20116765532351. The next prime is 20116765532389. The reversal of 20116765532365 is 56323556761102.

It is a cyclic number.

It is not a de Polignac number, because 20116765532365 - 2²¹ = 20116763435213 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32060334 + ... + 32681776.

It is an arithmetic number, because the mean of its divisors is an integer number (1510901261100).

Almost surely, 2^{20116765532365} is an apocalyptic number.

It is an amenable number.

20116765532365 is a deficient number, since it is larger than the sum of its proper divisors (4057654645235).

20116765532365 is an equidigital number, since it uses as much as digits as its factorization.

20116765532365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630636.

The product of its (nonzero) digits is 6804000, while the sum is 52.

The spelling of 20116765532365 in words is "twenty trillion, one hundred sixteen billion, seven hundred sixty-five million, five hundred thirty-two thousand, three hundred sixty-five".