4746145661 has 4 divisors (see below), whose sum is σ = 4750497024. Its totient is φ = 4741794300.

The previous prime is 4746145627. The next prime is 4746145667. The reversal of 4746145661 is 1665416474.

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 a de Polignac number, because none of the positive numbers 2^k-4746145661 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 (4746145667) 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, 2174045 + ... + 2176226.

It is an arithmetic number, because the mean of its divisors is an integer number (1187624256).

Almost surely, 2^4746145661 is an apocalyptic number.

It is an amenable number.

4746145661 is a deficient number, since it is larger than the sum of its proper divisors (4351363).

4746145661 is a wasteful number, since it uses less digits than its factorization.

4746145661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4351362.

The product of its digits is 483840, while the sum is 44.

The square root of 4746145661 is about 68892.2757716712. The cubic root of 4746145661 is about 1680.5329069279.

The spelling of 4746145661 in words is "four billion, seven hundred forty-six million, one hundred forty-five thousand, six hundred sixty-one".