142776823512 has 32 divisors (see below), whose sum is σ = 356956231680. Its totient is φ = 47590384800.

The previous prime is 142776823507. The next prime is 142776823531. The reversal of 142776823512 is 215328677241.

It is a happy number.

142776823512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 584137 + ... + 791687.

It is an arithmetic number, because the mean of its divisors is an integer number (11154882240).

Almost surely, 2^142776823512 is an apocalyptic number.

142776823512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142776823512 is an abundant number, since it is smaller than the sum of its proper divisors (214179408168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142776823512 is a wasteful number, since it uses less digits than its factorization.

142776823512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236223 (or 236219 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 48.

The spelling of 142776823512 in words is "one hundred forty-two billion, seven hundred seventy-six million, eight hundred twenty-three thousand, five hundred twelve".