4194749567 has 4 divisors (see below), whose sum is σ = 4415525880. Its totient is φ = 3973973256.

The previous prime is 4194749551. The next prime is 4194749617. The reversal of 4194749567 is 7659474914.

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

It is a cyclic number.

It is not a de Polignac number, because 4194749567 - 2⁴ = 4194749551 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 (4194740567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110388128 + ... + 110388165.

It is an arithmetic number, because the mean of its divisors is an integer number (1103881470).

Almost surely, 2^4194749567 is an apocalyptic number.

4194749567 is a deficient number, since it is larger than the sum of its proper divisors (220776313).

4194749567 is a wasteful number, since it uses less digits than its factorization.

4194749567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220776312.

The product of its digits is 7620480, while the sum is 56.

The square root of 4194749567 is about 64766.8863463421. The cubic root of 4194749567 is about 1612.7560482930.

The spelling of 4194749567 in words is "four billion, one hundred ninety-four million, seven hundred forty-nine thousand, five hundred sixty-seven".