94521212549 has 2 divisors, whose sum is σ = 94521212550. Its totient is φ = 94521212548.

The previous prime is 94521212543. The next prime is 94521212557.

94521212549 is nontrivially palindromic in base 10.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59423812900 + 35097399649 = 243770^2 + 187343^2 .

It is a palprime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94521212549 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94521212543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47260606274 + 47260606275.

It is an arithmetic number, because the mean of its divisors is an integer number (47260606275).

Almost surely, 2^94521212549 is an apocalyptic number.

It is an amenable number.

94521212549 is a deficient number, since it is larger than the sum of its proper divisors (1).

94521212549 is an equidigital number, since it uses as much as digits as its factorization.

94521212549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 44.

The spelling of 94521212549 in words is "ninety-four billion, five hundred twenty-one million, two hundred twelve thousand, five hundred forty-nine".