160142089431 has 4 divisors (see below), whose sum is σ = 213522785912. Its totient is φ = 106761392952.

The previous prime is 160142089427. The next prime is 160142089433. The reversal of 160142089431 is 134980241061.

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

It is not a de Polignac number, because 160142089431 - 2² = 160142089427 is a prime.

It is a super-2 number, since 2×160142089431² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 160142089431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160142089433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26690348236 + ... + 26690348241.

It is an arithmetic number, because the mean of its divisors is an integer number (53380696478).

Almost surely, 2^160142089431 is an apocalyptic number.

160142089431 is a deficient number, since it is larger than the sum of its proper divisors (53380696481).

160142089431 is an equidigital number, since it uses as much as digits as its factorization.

160142089431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53380696480.

The product of its (nonzero) digits is 41472, while the sum is 39.

The spelling of 160142089431 in words is "one hundred sixty billion, one hundred forty-two million, eighty-nine thousand, four hundred thirty-one".