4556720073 has 8 divisors (see below), whose sum is σ = 6081761536. Its totient is φ = 3034746000.

The previous prime is 4556720059. The next prime is 4556720107. The reversal of 4556720073 is 3700276554.

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

It is not a de Polignac number, because 4556720073 - 2⁴ = 4556720057 is a prime.

It is a super-2 number, since 2×4556720073² = 41527395647362250658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4556720173) 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, 763378 + ... + 769323.

It is an arithmetic number, because the mean of its divisors is an integer number (760220192).

Almost surely, 2^4556720073 is an apocalyptic number.

It is an amenable number.

4556720073 is a deficient number, since it is larger than the sum of its proper divisors (1525041463).

4556720073 is a wasteful number, since it uses less digits than its factorization.

4556720073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533695.

The product of its (nonzero) digits is 176400, while the sum is 39.

The square root of 4556720073 is about 67503.4819324159. The cubic root of 4556720073 is about 1657.8711852256.

The spelling of 4556720073 in words is "four billion, five hundred fifty-six million, seven hundred twenty thousand, seventy-three".