142025505545422 has 4 divisors (see below), whose sum is σ = 213038258318136. Its totient is φ = 71012752772710.

The previous prime is 142025505545401. The next prime is 142025505545489. The reversal of 142025505545422 is 224545505520241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35506376386354 + ... + 35506376386357.

It is an arithmetic number, because the mean of its divisors is an integer number (53259564579534).

Almost surely, 2^{142025505545422} is an apocalyptic number.

142025505545422 is a deficient number, since it is larger than the sum of its proper divisors (71012752772714).

142025505545422 is an equidigital number, since it uses as much as digits as its factorization.

142025505545422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71012752772713.

The product of its (nonzero) digits is 3200000, while the sum is 46.

The spelling of 142025505545422 in words is "one hundred forty-two trillion, twenty-five billion, five hundred five million, five hundred forty-five thousand, four hundred twenty-two".