628468545 has 16 divisors (see below), whose sum is σ = 1005917760. Its totient is φ = 335060544.

The previous prime is 628468513. The next prime is 628468559. The reversal of 628468545 is 545864826.

628468545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 628468545 - 2⁵ = 628468513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 628468494 and 628468503.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47466 + ... + 59244.

It is an arithmetic number, because the mean of its divisors is an integer number (62869860).

Almost surely, 2^628468545 is an apocalyptic number.

It is an amenable number.

628468545 is a deficient number, since it is larger than the sum of its proper divisors (377449215).

628468545 is a wasteful number, since it uses less digits than its factorization.

628468545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15344.

The product of its digits is 1843200, while the sum is 48.

The square root of 628468545 is about 25069.2749197100. The cubic root of 628468545 is about 856.5666907475.

The spelling of 628468545 in words is "six hundred twenty-eight million, four hundred sixty-eight thousand, five hundred forty-five".