20116755520654 has 16 divisors (see below), whose sum is σ = 33109435068192. Its totient is φ = 9109474197408.

The previous prime is 20116755520639. The next prime is 20116755520657. The reversal of 20116755520654 is 45602555761102.

It is a junction number, because it is equal to n+sod(n) for n = 20116755520598 and 20116755520607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20116755520657) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7299256794 + ... + 7299259549.

It is an arithmetic number, because the mean of its divisors is an integer number (2069339691762).

Almost surely, 2^{20116755520654} is an apocalyptic number.

20116755520654 is a deficient number, since it is larger than the sum of its proper divisors (12992679547538).

20116755520654 is a wasteful number, since it uses less digits than its factorization.

20116755520654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14598516411.

The product of its (nonzero) digits is 2520000, while the sum is 49.

The spelling of 20116755520654 in words is "twenty trillion, one hundred sixteen billion, seven hundred fifty-five million, five hundred twenty thousand, six hundred fifty-four".