20958142960207 has 4 divisors (see below), whose sum is σ = 20960253771120. Its totient is φ = 20956032149296.

The previous prime is 20958142960169. The next prime is 20958142960211. The reversal of 20958142960207 is 70206924185902.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20958142960207 - 2²⁷ = 20958008742479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20958142960217) 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 3 ways as a sum of consecutive naturals, for example, 1055390563 + ... + 1055410420.

It is an arithmetic number, because the mean of its divisors is an integer number (5240063442780).

Almost surely, 2^{20958142960207} is an apocalyptic number.

20958142960207 is a deficient number, since it is larger than the sum of its proper divisors (2110810913).

20958142960207 is an equidigital number, since it uses as much as digits as its factorization.

20958142960207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110810912.

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 20958142960207 in words is "twenty trillion, nine hundred fifty-eight billion, one hundred forty-two million, nine hundred sixty thousand, two hundred seven".