4011261663 has 8 divisors (see below), whose sum is σ = 5580885888. Its totient is φ = 2557905944.

The previous prime is 4011261641. The next prime is 4011261713. The reversal of 4011261663 is 3661621104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4011261663 - 2¹⁶ = 4011196127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4011261663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4011261263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29067045 + ... + 29067182.

It is an arithmetic number, because the mean of its divisors is an integer number (697610736).

Almost surely, 2^4011261663 is an apocalyptic number.

4011261663 is a deficient number, since it is larger than the sum of its proper divisors (1569624225).

4011261663 is a wasteful number, since it uses less digits than its factorization.

4011261663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58134253.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 4011261663 is about 63334.5218897246. The cubic root of 4011261663 is about 1588.8893873876.

Adding to 4011261663 its reverse (3661621104), we get a palindrome (7672882767).

The spelling of 4011261663 in words is "four billion, eleven million, two hundred sixty-one thousand, six hundred sixty-three".