4011501663 has 24 divisors (see below), whose sum is σ = 6254408160. Its totient is φ = 2462961600.

The previous prime is 4011501643. The next prime is 4011501709. The reversal of 4011501663 is 3661051104.

It is not a de Polignac number, because 4011501663 - 2¹⁴ = 4011485279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4011501643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12313 + ... + 90413.

It is an arithmetic number, because the mean of its divisors is an integer number (260600340).

Almost surely, 2^4011501663 is an apocalyptic number.

4011501663 is a deficient number, since it is larger than the sum of its proper divisors (2242906497).

4011501663 is a wasteful number, since it uses less digits than its factorization.

4011501663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78559 (or 78556 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 4011501663 is about 63336.4165626695. The cubic root of 4011501663 is about 1588.9210753269.

Adding to 4011501663 its reverse (3661051104), we get a palindrome (7672552767).

The spelling of 4011501663 in words is "four billion, eleven million, five hundred one thousand, six hundred sixty-three".