4001613155 has 16 divisors (see below), whose sum is σ = 4931103744. Its totient is φ = 3116131200.

The previous prime is 4001613131. The next prime is 4001613167. The reversal of 4001613155 is 5513161004.

It is a de Polignac number, because none of the positive numbers 2^k-4001613155 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25796 + ... + 93105.

It is an arithmetic number, because the mean of its divisors is an integer number (308193984).

Almost surely, 2^4001613155 is an apocalyptic number.

4001613155 is a deficient number, since it is larger than the sum of its proper divisors (929490589).

4001613155 is a wasteful number, since it uses less digits than its factorization.

4001613155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119086.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 4001613155 is about 63258.3050278776. The cubic root of 4001613155 is about 1587.6144169502.

Adding to 4001613155 its reverse (5513161004), we get a palindrome (9514774159).

The spelling of 4001613155 in words is "four billion, one million, six hundred thirteen thousand, one hundred fifty-five".