628106545 has 16 divisors (see below), whose sum is σ = 829533312. Its totient is φ = 452757760.

The previous prime is 628106533. The next prime is 628106573. The reversal of 628106545 is 545601826.

It is not a de Polignac number, because 628106545 - 2⁵ = 628106513 is a prime.

It is a Duffinian number.

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, 44317 + ... + 56746.

It is an arithmetic number, because the mean of its divisors is an integer number (51845832).

Almost surely, 2^628106545 is an apocalyptic number.

It is an amenable number.

628106545 is a deficient number, since it is larger than the sum of its proper divisors (201426767).

628106545 is a wasteful number, since it uses less digits than its factorization.

628106545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101192.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 628106545 is about 25062.0538863039. The cubic root of 628106545 is about 856.4021973936.

The spelling of 628106545 in words is "six hundred twenty-eight million, one hundred six thousand, five hundred forty-five".