994180000573 has 2 divisors, whose sum is σ = 994180000574. Its totient is φ = 994180000572.

The previous prime is 994180000571. The next prime is 994180000579. The reversal of 994180000573 is 375000081499.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 723891269124 + 270288731449 = 850818^2 + 519893^2 .

It is a cyclic number.

It is not a de Polignac number, because 994180000573 - 2¹ = 994180000571 is a prime.

Together with 994180000571, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (994180000571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497090000286 + 497090000287.

It is an arithmetic number, because the mean of its divisors is an integer number (497090000287).

Almost surely, 2^994180000573 is an apocalyptic number.

It is an amenable number.

994180000573 is a deficient number, since it is larger than the sum of its proper divisors (1).

994180000573 is an equidigital number, since it uses as much as digits as its factorization.

994180000573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 994180000573 in words is "nine hundred ninety-four billion, one hundred eighty million, five hundred seventy-three", and thus it is an aban number.