4379646461 has 4 divisors (see below), whose sum is σ = 4439641692. Its totient is φ = 4319651232.

The previous prime is 4379646457. The next prime is 4379646473. The reversal of 4379646461 is 1646469734.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2682618436 + 1697028025 = 51794^2 + 41195^2 .

It is a cyclic number.

It is not a de Polignac number, because 4379646461 - 2² = 4379646457 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 (4379642461) 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, 29997506 + ... + 29997651.

It is an arithmetic number, because the mean of its divisors is an integer number (1109910423).

Almost surely, 2^4379646461 is an apocalyptic number.

It is an amenable number.

4379646461 is a deficient number, since it is larger than the sum of its proper divisors (59995231).

4379646461 is an equidigital number, since it uses as much as digits as its factorization.

4379646461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59995230.

The product of its digits is 2612736, while the sum is 50.

The square root of 4379646461 is about 66178.8973993976. The cubic root of 4379646461 is about 1636.1119552681. Note that the first 3 decimals are identical.

The spelling of 4379646461 in words is "four billion, three hundred seventy-nine million, six hundred forty-six thousand, four hundred sixty-one".