394836112148 has 6 divisors (see below), whose sum is σ = 690963196266. Its totient is φ = 197418056072.

The previous prime is 394836112093. The next prime is 394836112183. The reversal of 394836112148 is 841211638493.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 337326316804 + 57509795344 = 580798^2 + 239812^2 .

It is a super-2 number, since 2×394836112148² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 394836112096 and 394836112105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49354514015 + ... + 49354514022.

It is an arithmetic number, because the mean of its divisors is an integer number (115160532711).

Almost surely, 2^394836112148 is an apocalyptic number.

It is an amenable number.

394836112148 is a deficient number, since it is larger than the sum of its proper divisors (296127084118).

394836112148 is a wasteful number, since it uses less digits than its factorization.

394836112148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98709028041 (or 98709028039 counting only the distinct ones).

The product of its digits is 995328, while the sum is 50.

The spelling of 394836112148 in words is "three hundred ninety-four billion, eight hundred thirty-six million, one hundred twelve thousand, one hundred forty-eight".