94549253812 has 18 divisors (see below), whose sum is σ = 178193157254. Its totient is φ = 43637093760.

The previous prime is 94549253791. The next prime is 94549253839. The reversal of 94549253812 is 21835294549.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 10655607076 + 83893646736 = 103226^2 + 289644^2 .

It is a super-2 number, since 2×94549253812² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a self number, because there is not a number n which added to its sum of digits gives 94549253812.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2196012 + ... + 2238652.

Almost surely, 2^94549253812 is an apocalyptic number.

It is an amenable number.

94549253812 is a deficient number, since it is larger than the sum of its proper divisors (83643903442).

94549253812 is an frugal number, since it uses more digits than its factorization.

94549253812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85299 (or 42656 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 52.

Multiplying 94549253812 by its sum of digits (52), we get a square (4916561198224 = 2217332²).

94549253812 divided by its sum of digits (52) gives a square (1818254881 = 42641²).

The spelling of 94549253812 in words is "ninety-four billion, five hundred forty-nine million, two hundred fifty-three thousand, eight hundred twelve".