142772823811 has 8 divisors (see below), whose sum is σ = 144782877824. Its totient is φ = 140764236480.

The previous prime is 142772823773. The next prime is 142772823827. The reversal of 142772823811 is 118328277241.

142772823811 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142772823811 - 2¹⁷ = 142772692739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142772823841) 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, 169875 + ... + 560716.

It is an arithmetic number, because the mean of its divisors is an integer number (18097859728).

Almost surely, 2^142772823811 is an apocalyptic number.

142772823811 is a deficient number, since it is larger than the sum of its proper divisors (2010054013).

142772823811 is an equidigital number, since it uses as much as digits as its factorization.

142772823811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733341.

The product of its digits is 301056, while the sum is 46.

The spelling of 142772823811 in words is "one hundred forty-two billion, seven hundred seventy-two million, eight hundred twenty-three thousand, eight hundred eleven".