7655534749 has 2 divisors, whose sum is σ = 7655534750. Its totient is φ = 7655534748.

The previous prime is 7655534647. The next prime is 7655534759. The reversal of 7655534749 is 9474355567.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7262107524 + 393427225 = 85218^2 + 19835^2 .

It is a cyclic number.

It is not a de Polignac number, because 7655534749 - 2¹⁵ = 7655501981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7655534749.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7655534759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3827767374 + 3827767375.

It is an arithmetic number, because the mean of its divisors is an integer number (3827767375).

Almost surely, 2^7655534749 is an apocalyptic number.

It is an amenable number.

7655534749 is a deficient number, since it is larger than the sum of its proper divisors (1).

7655534749 is an equidigital number, since it uses as much as digits as its factorization.

7655534749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15876000, while the sum is 55.

The square root of 7655534749 is about 87495.9127559682. The cubic root of 7655534749 is about 1970.8724136328.

The spelling of 7655534749 in words is "seven billion, six hundred fifty-five million, five hundred thirty-four thousand, seven hundred forty-nine".