4155523342 has 4 divisors (see below), whose sum is σ = 6233285016. Its totient is φ = 2077761670.

The previous prime is 4155523331. The next prime is 4155523343. The reversal of 4155523342 is 2433255514.

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

It is a junction number, because it is equal to n+sod(n) for n = 4155523298 and 4155523307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4155523343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1038880834 + ... + 1038880837.

It is an arithmetic number, because the mean of its divisors is an integer number (1558321254).

Almost surely, 2^4155523342 is an apocalyptic number.

4155523342 is a deficient number, since it is larger than the sum of its proper divisors (2077761674).

4155523342 is a wasteful number, since it uses less digits than its factorization.

4155523342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2077761673.

The product of its digits is 72000, while the sum is 34.

The square root of 4155523342 is about 64463.3488270661. The cubic root of 4155523342 is about 1607.7131920733.

Adding to 4155523342 its reverse (2433255514), we get a palindrome (6588778856).

The spelling of 4155523342 in words is "four billion, one hundred fifty-five million, five hundred twenty-three thousand, three hundred forty-two".