7760142991 has 2 divisors, whose sum is σ = 7760142992. Its totient is φ = 7760142990.

The previous prime is 7760142979. The next prime is 7760143037. The reversal of 7760142991 is 1992410677.

It is an a-pointer prime, because the next prime (7760143037) can be obtained adding 7760142991 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7760142991 - 2¹⁵ = 7760110223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7760142911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3880071495 + 3880071496.

It is an arithmetic number, because the mean of its divisors is an integer number (3880071496).

Almost surely, 2^7760142991 is an apocalyptic number.

7760142991 is a deficient number, since it is larger than the sum of its proper divisors (1).

7760142991 is an equidigital number, since it uses as much as digits as its factorization.

7760142991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 46.

The square root of 7760142991 is about 88091.6737892975. The cubic root of 7760142991 is about 1979.8087587799.

The spelling of 7760142991 in words is "seven billion, seven hundred sixty million, one hundred forty-two thousand, nine hundred ninety-one".