94820288979991 has 2 divisors, whose sum is σ = 94820288979992. Its totient is φ = 94820288979990.

The previous prime is 94820288979937. The next prime is 94820288980063. The reversal of 94820288979991 is 19997988202849.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 94820288979991 - 2¹³ = 94820288971799 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 94820288979899 and 94820288979908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94820288979191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47410144489995 + 47410144489996.

It is an arithmetic number, because the mean of its divisors is an integer number (47410144489996).

Almost surely, 2^{94820288979991} is an apocalyptic number.

94820288979991 is a deficient number, since it is larger than the sum of its proper divisors (1).

94820288979991 is an equidigital number, since it uses as much as digits as its factorization.

94820288979991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3386105856, while the sum is 85.

The spelling of 94820288979991 in words is "ninety-four trillion, eight hundred twenty billion, two hundred eighty-eight million, nine hundred seventy-nine thousand, nine hundred ninety-one".