4016511961 has 32 divisors (see below), whose sum is σ = 5091102720. Its totient is φ = 3077793600.

The previous prime is 4016511959. The next prime is 4016511971. The reversal of 4016511961 is 1691156104.

It is not a de Polignac number, because 4016511961 - 2¹ = 4016511959 is a prime.

It is a super-2 number, since 2×4016511961² = 32264736665712131042, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4016511901) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3044460 + ... + 3045778.

It is an arithmetic number, because the mean of its divisors is an integer number (159096960).

Almost surely, 2^4016511961 is an apocalyptic number.

It is an amenable number.

4016511961 is a deficient number, since it is larger than the sum of its proper divisors (1074590759).

4016511961 is a wasteful number, since it uses less digits than its factorization.

4016511961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965.

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 4016511961 is about 63375.9572787662. The cubic root of 4016511961 is about 1589.5823119976.

The spelling of 4016511961 in words is "four billion, sixteen million, five hundred eleven thousand, nine hundred sixty-one".