4550101661 has 16 divisors (see below), whose sum is σ = 5443386624. Its totient is φ = 3718708224.

The previous prime is 4550101651. The next prime is 4550101679. The reversal of 4550101661 is 1661010554.

It is a de Polignac number, because none of the positive numbers 2^k-4550101661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4550101651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6461 + ... + 95613.

It is an arithmetic number, because the mean of its divisors is an integer number (340211664).

Almost surely, 2^4550101661 is an apocalyptic number.

It is an amenable number.

4550101661 is a deficient number, since it is larger than the sum of its proper divisors (893284963).

4550101661 is a wasteful number, since it uses less digits than its factorization.

4550101661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89500.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 4550101661 is about 67454.4413734188. The cubic root of 4550101661 is about 1657.0681374933.

The spelling of 4550101661 in words is "four billion, five hundred fifty million, one hundred one thousand, six hundred sixty-one".