4495749643 has 8 divisors (see below), whose sum is σ = 5605090560. Its totient is φ = 3503181480.

The previous prime is 4495749641. The next prime is 4495749659. The reversal of 4495749643 is 3469475944.

4495749643 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4495749643 - 2¹ = 4495749641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4495749641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29193103 + ... + 29193256.

It is an arithmetic number, because the mean of its divisors is an integer number (700636320).

Almost surely, 2^4495749643 is an apocalyptic number.

4495749643 is a deficient number, since it is larger than the sum of its proper divisors (1109340917).

4495749643 is a wasteful number, since it uses less digits than its factorization.

4495749643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58386377.

The product of its digits is 13063680, while the sum is 55.

The square root of 4495749643 is about 67050.3515501597. The cubic root of 4495749643 is about 1650.4436692431.

The spelling of 4495749643 in words is "four billion, four hundred ninety-five million, seven hundred forty-nine thousand, six hundred forty-three".