625275577 has 2 divisors, whose sum is σ = 625275578. Its totient is φ = 625275576.

The previous prime is 625275523. The next prime is 625275593. The reversal of 625275577 is 775572526.

625275577 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 440832016 + 184443561 = 20996^2 + 13581^2 .

It is a cyclic number.

It is not a de Polignac number, because 625275577 - 2¹¹ = 625273529 is a prime.

It is a super-3 number, since 3×625275577³ (a number of 27 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (625275517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312637788 + 312637789.

It is an arithmetic number, because the mean of its divisors is an integer number (312637789).

Almost surely, 2^625275577 is an apocalyptic number.

It is an amenable number.

625275577 is a deficient number, since it is larger than the sum of its proper divisors (1).

625275577 is an equidigital number, since it uses as much as digits as its factorization.

625275577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1029000, while the sum is 46.

The square root of 625275577 is about 25005.5109325924. The cubic root of 625275577 is about 855.1136162183.

The spelling of 625275577 in words is "six hundred twenty-five million, two hundred seventy-five thousand, five hundred seventy-seven".