142726834777 has 32 divisors (see below), whose sum is σ = 149643615744. Its totient is φ = 136006905600.

The previous prime is 142726834763. The next prime is 142726834793. The reversal of 142726834777 is 777438627241.

142726834777 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142726834777 is a prime.

It is a super-2 number, since 2×142726834777² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (142726834717) 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 31 ways as a sum of consecutive naturals, for example, 263820127 + ... + 263820667.

It is an arithmetic number, because the mean of its divisors is an integer number (4676362992).

Almost surely, 2^142726834777 is an apocalyptic number.

It is an amenable number.

142726834777 is a deficient number, since it is larger than the sum of its proper divisors (6916780967).

142726834777 is a wasteful number, since it uses less digits than its factorization.

142726834777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249.

The product of its digits is 22127616, while the sum is 58.

The spelling of 142726834777 in words is "one hundred forty-two billion, seven hundred twenty-six million, eight hundred thirty-four thousand, seven hundred seventy-seven".