142450260194 has 16 divisors (see below), whose sum is σ = 233134086816. Its totient is φ = 64740768000.

The previous prime is 142450260193. The next prime is 142450260263. The reversal of 142450260194 is 491062054241.

It is not an unprimeable number, because it can be changed into a prime (142450260193) by changing a digit.

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, 310532 + ... + 617519.

It is an arithmetic number, because the mean of its divisors is an integer number (14570880426).

Almost surely, 2^142450260194 is an apocalyptic number.

142450260194 is a deficient number, since it is larger than the sum of its proper divisors (90683826622).

142450260194 is a wasteful number, since it uses less digits than its factorization.

142450260194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935041.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 142450260194 in words is "one hundred forty-two billion, four hundred fifty million, two hundred sixty thousand, one hundred ninety-four".