4735375661 has 4 divisors (see below), whose sum is σ = 4735708800. Its totient is φ = 4735042524.

The previous prime is 4735375657. The next prime is 4735375679. The reversal of 4735375661 is 1665735374.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4735375661 - 2² = 4735375657 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 (4735375061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144251 + ... + 174008.

It is an arithmetic number, because the mean of its divisors is an integer number (1183927200).

Almost surely, 2^4735375661 is an apocalyptic number.

It is an amenable number.

4735375661 is a deficient number, since it is larger than the sum of its proper divisors (333139).

4735375661 is a wasteful number, since it uses less digits than its factorization.

4735375661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333138.

The product of its digits is 1587600, while the sum is 47.

The square root of 4735375661 is about 68814.0658659260. The cubic root of 4735375661 is about 1679.2607836525.

The spelling of 4735375661 in words is "four billion, seven hundred thirty-five million, three hundred seventy-five thousand, six hundred sixty-one".