4569155749 has 2 divisors, whose sum is σ = 4569155750. Its totient is φ = 4569155748.

The previous prime is 4569155711. The next prime is 4569155753. The reversal of 4569155749 is 9475519654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4217593249 + 351562500 = 64943^2 + 18750^2 .

It is a cyclic number.

It is not a de Polignac number, because 4569155749 - 2²⁷ = 4434938021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4569155749.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4569155779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2284577874 + 2284577875.

It is an arithmetic number, because the mean of its divisors is an integer number (2284577875).

Almost surely, 2^4569155749 is an apocalyptic number.

It is an amenable number.

4569155749 is a deficient number, since it is larger than the sum of its proper divisors (1).

4569155749 is an equidigital number, since it uses as much as digits as its factorization.

4569155749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804000, while the sum is 55.

The square root of 4569155749 is about 67595.5305401178. The cubic root of 4569155749 is about 1659.3779724183.

The spelling of 4569155749 in words is "four billion, five hundred sixty-nine million, one hundred fifty-five thousand, seven hundred forty-nine".