94207573819 has 2 divisors, whose sum is σ = 94207573820. Its totient is φ = 94207573818.

The previous prime is 94207573793. The next prime is 94207573843. The reversal of 94207573819 is 91837570249.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 94207573819 - 2²¹ = 94205476667 is a prime.

It is a super-2 number, since 2×94207573819² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 94207573819.

It is not a weakly prime, because it can be changed into another prime (94207573849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47103786909 + 47103786910.

It is an arithmetic number, because the mean of its divisors is an integer number (47103786910).

Almost surely, 2^94207573819 is an apocalyptic number.

94207573819 is a deficient number, since it is larger than the sum of its proper divisors (1).

94207573819 is an equidigital number, since it uses as much as digits as its factorization.

94207573819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3810240, while the sum is 55.

The spelling of 94207573819 in words is "ninety-four billion, two hundred seven million, five hundred seventy-three thousand, eight hundred nineteen".