94347749218 has 4 divisors (see below), whose sum is σ = 141521623830. Its totient is φ = 47173874608.

The previous prime is 94347749203. The next prime is 94347749267. The reversal of 94347749218 is 81294774349.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81294774349 = 29 ⋅2803268081.

It can be written as a sum of positive squares in only one way, i.e., 77263429369 + 17084319849 = 277963^2 + 130707^2 .

It is a super-2 number, since 2×94347749218² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23586937303 + ... + 23586937306.

Almost surely, 2^94347749218 is an apocalyptic number.

94347749218 is a deficient number, since it is larger than the sum of its proper divisors (47173874612).

94347749218 is a wasteful number, since it uses less digits than its factorization.

94347749218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47173874611.

The product of its digits is 12192768, while the sum is 58.

The spelling of 94347749218 in words is "ninety-four billion, three hundred forty-seven million, seven hundred forty-nine thousand, two hundred eighteen".