4425165842 has 4 divisors (see below), whose sum is σ = 6637748766. Its totient is φ = 2212582920.

The previous prime is 4425165827. The next prime is 4425165851. The reversal of 4425165842 is 2485615244.

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

It can be written as a sum of positive squares in only one way, i.e., 3530617561 + 894548281 = 59419^2 + 29909^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4425165842.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106291459 + ... + 1106291462.

Almost surely, 2^4425165842 is an apocalyptic number.

4425165842 is a deficient number, since it is larger than the sum of its proper divisors (2212582924).

4425165842 is a wasteful number, since it uses less digits than its factorization.

4425165842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212582923.

The product of its digits is 307200, while the sum is 41.

The square root of 4425165842 is about 66521.9200113767. The cubic root of 4425165842 is about 1641.7606812104.

The spelling of 4425165842 in words is "four billion, four hundred twenty-five million, one hundred sixty-five thousand, eight hundred forty-two".