265142623201442 has 16 divisors (see below), whose sum is σ = 454556734938240. Its totient is φ = 113625921866688.

The previous prime is 265142623201409. The next prime is 265142623201457. The reversal of 265142623201442 is 244102326241562.

It is a happy number.

It is a super-2 number, since 2×265142623201442² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 265142623201393 and 265142623201402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552329342 + ... + 552809177.

It is an arithmetic number, because the mean of its divisors is an integer number (28409795933640).

Almost surely, 2^{265142623201442} is an apocalyptic number.

265142623201442 is a deficient number, since it is larger than the sum of its proper divisors (189414111736798).

265142623201442 is a wasteful number, since it uses less digits than its factorization.

265142623201442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105155665.

The product of its (nonzero) digits is 1105920, while the sum is 44.

The spelling of 265142623201442 in words is "two hundred sixty-five trillion, one hundred forty-two billion, six hundred twenty-three million, two hundred one thousand, four hundred forty-two".