142260440061 has 16 divisors (see below), whose sum is σ = 195905723904. Its totient is φ = 91768951344.

The previous prime is 142260440059. The next prime is 142260440089. The reversal of 142260440061 is 160044062241.

It is a happy number.

It is not a de Polignac number, because 142260440061 - 2¹ = 142260440059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142260442061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5139441 + ... + 5167046.

It is an arithmetic number, because the mean of its divisors is an integer number (12244107744).

Almost surely, 2^142260440061 is an apocalyptic number.

It is an amenable number.

142260440061 is a deficient number, since it is larger than the sum of its proper divisors (53645283843).

142260440061 is a wasteful number, since it uses less digits than its factorization.

142260440061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10306640.

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 142260440061 in words is "one hundred forty-two billion, two hundred sixty million, four hundred forty thousand, sixty-one".