142726834778 has 24 divisors (see below), whose sum is σ = 237652308180. Its totient is φ = 64233488000.

The previous prime is 142726834763. The next prime is 142726834793. The reversal of 142726834778 is 877438627241.

142726834778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (142726834763) and next prime (142726834793).

It can be written as a sum of positive squares in 2 ways, for example, as 137524530649 + 5202304129 = 370843^2 + 72127^2 .

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 11 ways as a sum of consecutive naturals, for example, 2895263 + ... + 2944146.

Almost surely, 2^142726834778 is an apocalyptic number.

142726834778 is a deficient number, since it is larger than the sum of its proper divisors (94925473402).

142726834778 is a wasteful number, since it uses less digits than its factorization.

142726834778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5839534 (or 5839523 counting only the distinct ones).

The product of its digits is 25288704, while the sum is 59.

The spelling of 142726834778 in words is "one hundred forty-two billion, seven hundred twenty-six million, eight hundred thirty-four thousand, seven hundred seventy-eight".