4641943693 has 4 divisors (see below), whose sum is σ = 4662759808. Its totient is φ = 4621127580.

The previous prime is 4641943681. The next prime is 4641943703. The reversal of 4641943693 is 3963491464.

It is a happy number.

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 4641943693 - 2⁵ = 4641943661 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 (4641943643) 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, 10407723 + ... + 10408168.

It is an arithmetic number, because the mean of its divisors is an integer number (1165689952).

Almost surely, 2^4641943693 is an apocalyptic number.

It is an amenable number.

4641943693 is a deficient number, since it is larger than the sum of its proper divisors (20816115).

4641943693 is a wasteful number, since it uses less digits than its factorization.

4641943693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20816114.

The product of its digits is 1679616, while the sum is 49.

The square root of 4641943693 is about 68131.8111677651. The cubic root of 4641943693 is about 1668.1430460673.

The spelling of 4641943693 in words is "four billion, six hundred forty-one million, nine hundred forty-three thousand, six hundred ninety-three".