628119051 has 32 divisors (see below), whose sum is σ = 967669248. Its totient is φ = 355000320.

The previous prime is 628119047. The next prime is 628119053. The reversal of 628119051 is 150911826.

It is not a de Polignac number, because 628119051 - 2² = 628119047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (628119053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 976536 + ... + 977178.

It is an arithmetic number, because the mean of its divisors is an integer number (30239664).

Almost surely, 2^628119051 is an apocalyptic number.

628119051 is a deficient number, since it is larger than the sum of its proper divisors (339550197).

628119051 is a wasteful number, since it uses less digits than its factorization.

628119051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091.

The product of its (nonzero) digits is 4320, while the sum is 33.

The square root of 628119051 is about 25062.3033857625. The cubic root of 628119051 is about 856.4078811930.

The spelling of 628119051 in words is "six hundred twenty-eight million, one hundred nineteen thousand, fifty-one".