234446889142 has 4 divisors (see below), whose sum is σ = 351670333716. Its totient is φ = 117223444570.

The previous prime is 234446889137. The next prime is 234446889151. The reversal of 234446889142 is 241988644432.

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

It is a super-2 number, since 2×234446889142² (a number of 24 digits) contains 22 as substring.

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, 58611722284 + ... + 58611722287.

It is an arithmetic number, because the mean of its divisors is an integer number (87917583429).

Almost surely, 2^234446889142 is an apocalyptic number.

234446889142 is a deficient number, since it is larger than the sum of its proper divisors (117223444574).

234446889142 is a wasteful number, since it uses less digits than its factorization.

234446889142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117223444573.

The product of its digits is 10616832, while the sum is 55.

The spelling of 234446889142 in words is "two hundred thirty-four billion, four hundred forty-six million, eight hundred eighty-nine thousand, one hundred forty-two".