194884867396 has 12 divisors (see below), whose sum is σ = 358998440080. Its totient is φ = 92313884520.

The previous prime is 194884867361. The next prime is 194884867399. The reversal of 194884867396 is 693768488491.

It is a super-2 number, since 2×194884867396² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (194884867399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1282137210 + ... + 1282137361.

Almost surely, 2^194884867396 is an apocalyptic number.

It is an amenable number.

194884867396 is a deficient number, since it is larger than the sum of its proper divisors (164113572684).

194884867396 is a wasteful number, since it uses less digits than its factorization.

194884867396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2564274594 (or 2564274592 counting only the distinct ones).

The product of its digits is 501645312, while the sum is 73.

It can be divided in two parts, 19488 and 4867396, that added together give a palindrome (4886884).

The spelling of 194884867396 in words is "one hundred ninety-four billion, eight hundred eighty-four million, eight hundred sixty-seven thousand, three hundred ninety-six".