20601400360467 has 4 divisors (see below), whose sum is σ = 27468533813960. Its totient is φ = 13734266906976.

The previous prime is 20601400360441. The next prime is 20601400360477. The reversal of 20601400360467 is 76406300410602.

It is a happy number.

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

It is not a de Polignac number, because 20601400360467 - 2⁶ = 20601400360403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20601400360477) 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, 3433566726742 + ... + 3433566726747.

It is an arithmetic number, because the mean of its divisors is an integer number (6867133453490).

Almost surely, 2^{20601400360467} is an apocalyptic number.

20601400360467 is a deficient number, since it is larger than the sum of its proper divisors (6867133453493).

20601400360467 is an equidigital number, since it uses as much as digits as its factorization.

20601400360467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6867133453492.

The product of its (nonzero) digits is 145152, while the sum is 39.

The spelling of 20601400360467 in words is "twenty trillion, six hundred one billion, four hundred million, three hundred sixty thousand, four hundred sixty-seven".