4155662323 has 4 divisors (see below), whose sum is σ = 4157653720. Its totient is φ = 4153670928.

The previous prime is 4155662317. The next prime is 4155662327. The reversal of 4155662323 is 3232665514.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4155662323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4155662327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 992565 + ... + 996742.

It is an arithmetic number, because the mean of its divisors is an integer number (1039413430).

Almost surely, 2^4155662323 is an apocalyptic number.

4155662323 is a deficient number, since it is larger than the sum of its proper divisors (1991397).

4155662323 is a wasteful number, since it uses less digits than its factorization.

4155662323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991396.

The product of its digits is 129600, while the sum is 37.

The square root of 4155662323 is about 64464.4268026948. The cubic root of 4155662323 is about 1607.7311151344.

The spelling of 4155662323 in words is "four billion, one hundred fifty-five million, six hundred sixty-two thousand, three hundred twenty-three".