4056728923 has 8 divisors (see below), whose sum is σ = 4373614448. Its totient is φ = 3740533344.

The previous prime is 4056728911. The next prime is 4056728941. The reversal of 4056728923 is 3298276504.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4056728923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4056728023) 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, 160236 + ... + 183817.

It is an arithmetic number, because the mean of its divisors is an integer number (546701806).

Almost surely, 2^4056728923 is an apocalyptic number.

4056728923 is a deficient number, since it is larger than the sum of its proper divisors (316885525).

4056728923 is a wasteful number, since it uses less digits than its factorization.

4056728923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344973.

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 4056728923 is about 63692.4557777450. The cubic root of 4056728923 is about 1594.8701489858.

The spelling of 4056728923 in words is "four billion, fifty-six million, seven hundred twenty-eight thousand, nine hundred twenty-three".