628591578103 has 2 divisors, whose sum is σ = 628591578104. Its totient is φ = 628591578102.

The previous prime is 628591578071. The next prime is 628591578137. The reversal of 628591578103 is 301875195826.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 628591578103 - 2⁵ = 628591578071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (628591578143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314295789051 + 314295789052.

It is an arithmetic number, because the mean of its divisors is an integer number (314295789052).

Almost surely, 2^628591578103 is an apocalyptic number.

628591578103 is a deficient number, since it is larger than the sum of its proper divisors (1).

628591578103 is an equidigital number, since it uses as much as digits as its factorization.

628591578103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3628800, while the sum is 55.

The spelling of 628591578103 in words is "six hundred twenty-eight billion, five hundred ninety-one million, five hundred seventy-eight thousand, one hundred three".