4213773649 has 4 divisors (see below), whose sum is σ = 4222875136. Its totient is φ = 4204672164.

The previous prime is 4213773637. The next prime is 4213773661. The reversal of 4213773649 is 9463773124.

4213773649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 an interprime number because it is at equal distance from previous prime (4213773637) and next prime (4213773661).

It is a cyclic number.

It is not a de Polignac number, because 4213773649 - 2⁵ = 4213773617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4213773599 and 4213773608.

It is not an unprimeable number, because it can be changed into a prime (4213779649) 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, 4550049 + ... + 4550974.

It is an arithmetic number, because the mean of its divisors is an integer number (1055718784).

Almost surely, 2^4213773649 is an apocalyptic number.

It is an amenable number.

4213773649 is a deficient number, since it is larger than the sum of its proper divisors (9101487).

4213773649 is an equidigital number, since it uses as much as digits as its factorization.

4213773649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9101486.

The product of its digits is 762048, while the sum is 46.

The square root of 4213773649 is about 64913.5860124828. The cubic root of 4213773649 is about 1615.1904358054.

The spelling of 4213773649 in words is "four billion, two hundred thirteen million, seven hundred seventy-three thousand, six hundred forty-nine".