4627765889 has 2 divisors, whose sum is σ = 4627765890. Its totient is φ = 4627765888.

The previous prime is 4627765859. The next prime is 4627765903. The reversal of 4627765889 is 9885677264.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4476279025 + 151486864 = 66905^2 + 12308^2 .

It is a cyclic number.

It is not a de Polignac number, because 4627765889 - 2⁸ = 4627765633 is a prime.

It is not a weakly prime, because it can be changed into another prime (4627765859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2313882944 + 2313882945.

It is an arithmetic number, because the mean of its divisors is an integer number (2313882945).

Almost surely, 2^4627765889 is an apocalyptic number.

It is an amenable number.

4627765889 is a deficient number, since it is larger than the sum of its proper divisors (1).

4627765889 is an equidigital number, since it uses as much as digits as its factorization.

4627765889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40642560, while the sum is 62.

The square root of 4627765889 is about 68027.6847246766. The cubic root of 4627765889 is about 1666.4429877731.

The spelling of 4627765889 in words is "four billion, six hundred twenty-seven million, seven hundred sixty-five thousand, eight hundred eighty-nine".