4105649636 has 24 divisors (see below), whose sum is σ = 8029234080. Its totient is φ = 1820686400.

The previous prime is 4105649633. The next prime is 4105649659. The reversal of 4105649636 is 6369465014.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (4105649633) 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, 1136126 + ... + 1139733.

It is an arithmetic number, because the mean of its divisors is an integer number (334551420).

Almost surely, 2^4105649636 is an apocalyptic number.

It is an amenable number.

4105649636 is a deficient number, since it is larger than the sum of its proper divisors (3923584444).

4105649636 is a wasteful number, since it uses less digits than its factorization.

4105649636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275915 (or 2275913 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 44.

The square root of 4105649636 is about 64075.3434325560. The cubic root of 4105649636 is about 1601.2554776231.

The spelling of 4105649636 in words is "four billion, one hundred five million, six hundred forty-nine thousand, six hundred thirty-six".