142229972094 has 16 divisors (see below), whose sum is σ = 325097079168. Its totient is φ = 40637134872.

The previous prime is 142229972089. The next prime is 142229972111. The reversal of 142229972094 is 490279922241.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1693213912 + ... + 1693213995.

It is an arithmetic number, because the mean of its divisors is an integer number (20318567448).

Almost surely, 2^142229972094 is an apocalyptic number.

142229972094 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

142229972094 is an abundant number, since it is smaller than the sum of its proper divisors (182867107074).

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

142229972094 is a wasteful number, since it uses less digits than its factorization.

142229972094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3386427919.

The product of its (nonzero) digits is 1306368, while the sum is 51.

The spelling of 142229972094 in words is "one hundred forty-two billion, two hundred twenty-nine million, nine hundred seventy-two thousand, ninety-four".