142001268594 has 16 divisors (see below), whose sum is σ = 284043384768.
Its totient is φ = 47326948272.
The previous prime is 142001268593. The next prime is 142001268649. The reversal of 142001268594 is 495862100241.
It is not an unprimeable number, because it can be changed into a prime (142001268593) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1656697 + ... + 1740300.
It is an arithmetic number, because the mean of its divisors is an integer number (17752711548).
Almost surely, 2142001268594 is an apocalyptic number.
142001268594 is an abundant number, since it is smaller than the sum of its proper divisors (142042116174).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142001268594 is a wasteful number, since it uses less digits than its factorization.
142001268594 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3403969.
The product of its (nonzero) digits is 138240, while the sum is 42.
The spelling of 142001268594 in words is "one hundred forty-two billion, one million, two hundred sixty-eight thousand, five hundred ninety-four".