20116761620107 has 32 divisors (see below), whose sum is σ = 21078407540736. Its totient is φ = 19176134140800.

The previous prime is 20116761620057. The next prime is 20116761620113. The reversal of 20116761620107 is 70102616761102.

It is a cyclic number.

It is not a de Polignac number, because 20116761620107 - 2¹⁹ = 20116761095819 is a prime.

It is a super-2 number, since 2×20116761620107² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20116761620107.

It is not an unprimeable number, because it can be changed into a prime (20116761620117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1414574257 + ... + 1414588477.

It is an arithmetic number, because the mean of its divisors is an integer number (658700235648).

Almost surely, 2^{20116761620107} is an apocalyptic number.

20116761620107 is a deficient number, since it is larger than the sum of its proper divisors (961645920629).

20116761620107 is a wasteful number, since it uses less digits than its factorization.

20116761620107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15931.

The product of its (nonzero) digits is 42336, while the sum is 40.

The spelling of 20116761620107 in words is "twenty trillion, one hundred sixteen billion, seven hundred sixty-one million, six hundred twenty thousand, one hundred seven".