4511728394 has 8 divisors (see below), whose sum is σ = 6853258560. Its totient is φ = 2227308876.

The previous prime is 4511728367. The next prime is 4511728399. The reversal of 4511728394 is 4938271154.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4511728399) 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, 14277464 + ... + 14277779.

It is an arithmetic number, because the mean of its divisors is an integer number (856657320).

Almost surely, 2^4511728394 is an apocalyptic number.

4511728394 is a deficient number, since it is larger than the sum of its proper divisors (2341530166).

4511728394 is a wasteful number, since it uses less digits than its factorization.

4511728394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28555324.

The product of its digits is 241920, while the sum is 44.

The square root of 4511728394 is about 67169.4007268191. The cubic root of 4511728394 is about 1652.3966877109.

The spelling of 4511728394 in words is "four billion, five hundred eleven million, seven hundred twenty-eight thousand, three hundred ninety-four".