80333962477 has 2 divisors, whose sum is σ = 80333962478. Its totient is φ = 80333962476.

The previous prime is 80333962469. The next prime is 80333962481. The reversal of 80333962477 is 77426933308.

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., 79062754761 + 1271207716 = 281181^2 + 35654^2 .

It is a cyclic number.

It is not a de Polignac number, because 80333962477 - 2³ = 80333962469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80333932477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40166981238 + 40166981239.

It is an arithmetic number, because the mean of its divisors is an integer number (40166981239).

Almost surely, 2^80333962477 is an apocalyptic number.

It is an amenable number.

80333962477 is a deficient number, since it is larger than the sum of its proper divisors (1).

80333962477 is an equidigital number, since it uses as much as digits as its factorization.

80333962477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4572288, while the sum is 52.

The spelling of 80333962477 in words is "eighty billion, three hundred thirty-three million, nine hundred sixty-two thousand, four hundred seventy-seven".