7556094661 has 2 divisors, whose sum is σ = 7556094662. Its totient is φ = 7556094660.

The previous prime is 7556094647. The next prime is 7556094673. The reversal of 7556094661 is 1664906557.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7533198436 + 22896225 = 86794^2 + 4785^2 .

It is a cyclic number.

It is not a de Polignac number, because 7556094661 - 2¹³ = 7556086469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7556094641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3778047330 + 3778047331.

It is an arithmetic number, because the mean of its divisors is an integer number (3778047331).

Almost surely, 2^7556094661 is an apocalyptic number.

It is an amenable number.

7556094661 is a deficient number, since it is larger than the sum of its proper divisors (1).

7556094661 is an equidigital number, since it uses as much as digits as its factorization.

7556094661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1360800, while the sum is 49.

The square root of 7556094661 is about 86925.7997432293. The cubic root of 7556094661 is about 1962.3017749183.

The spelling of 7556094661 in words is "seven billion, five hundred fifty-six million, ninety-four thousand, six hundred sixty-one".