4056720159 has 4 divisors (see below), whose sum is σ = 5408960216. Its totient is φ = 2704480104.

The previous prime is 4056720133. The next prime is 4056720167. The reversal of 4056720159 is 9510276504.

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

It is not a de Polignac number, because 4056720159 - 2⁸ = 4056719903 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 (4056720119) 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, 676120024 + ... + 676120029.

It is an arithmetic number, because the mean of its divisors is an integer number (1352240054).

Almost surely, 2^4056720159 is an apocalyptic number.

4056720159 is a deficient number, since it is larger than the sum of its proper divisors (1352240057).

4056720159 is a wasteful number, since it uses less digits than its factorization.

4056720159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352240056.

The product of its (nonzero) digits is 75600, while the sum is 39.

The square root of 4056720159 is about 63692.3869783509. The cubic root of 4056720159 is about 1594.8690004864.

It can be divided in two parts, 40567 and 20159, that added together give a triangular number (60726 = T₃₄₈).

The spelling of 4056720159 in words is "four billion, fifty-six million, seven hundred twenty thousand, one hundred fifty-nine".