4665101661 has 64 divisors (see below), whose sum is σ = 7985571840. Its totient is φ = 2663781120.

The previous prime is 4665101657. The next prime is 4665101689. The reversal of 4665101661 is 1661015664.

It is a happy number.

It is not a de Polignac number, because 4665101661 - 2² = 4665101657 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4665101641) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 452581 + ... + 462773.

It is an arithmetic number, because the mean of its divisors is an integer number (124774560).

Almost surely, 2^4665101661 is an apocalyptic number.

It is an amenable number.

4665101661 is a deficient number, since it is larger than the sum of its proper divisors (3320470179).

4665101661 is a wasteful number, since it uses less digits than its factorization.

4665101661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10303 (or 10297 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 4665101661 is about 68301.5494772996. The cubic root of 4665101661 is about 1670.9124850621.

The spelling of 4665101661 in words is "four billion, six hundred sixty-five million, one hundred one thousand, six hundred sixty-one".