8190927377 has 2 divisors, whose sum is σ = 8190927378. Its totient is φ = 8190927376.

The previous prime is 8190927337. The next prime is 8190927413. The reversal of 8190927377 is 7737290918.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5018872336 + 3172055041 = 70844^2 + 56321^2 .

It is a cyclic number.

It is not a de Polignac number, because 8190927377 - 2⁶ = 8190927313 is a prime.

It is not a weakly prime, because it can be changed into another prime (8190927307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4095463688 + 4095463689.

It is an arithmetic number, because the mean of its divisors is an integer number (4095463689).

Almost surely, 2^8190927377 is an apocalyptic number.

It is an amenable number.

8190927377 is a deficient number, since it is larger than the sum of its proper divisors (1).

8190927377 is an equidigital number, since it uses as much as digits as its factorization.

8190927377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1333584, while the sum is 53.

The square root of 8190927377 is about 90503.7423369885. The cubic root of 8190927377 is about 2015.7856928993.

The spelling of 8190927377 in words is "eight billion, one hundred ninety million, nine hundred twenty-seven thousand, three hundred seventy-seven".