194874996652 has 18 divisors (see below), whose sum is σ = 396709815012. Its totient is φ = 83517855624.

The previous prime is 194874996629. The next prime is 194874996653. The reversal of 194874996652 is 256699478491.

It is a happy number.

It is a super-2 number, since 2×194874996652² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (194874996653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 497129898 + ... + 497130289.

Almost surely, 2^194874996652 is an apocalyptic number.

It is an amenable number.

194874996652 is an abundant number, since it is smaller than the sum of its proper divisors (201834818360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

194874996652 is a wasteful number, since it uses less digits than its factorization.

194874996652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994260205 (or 994260196 counting only the distinct ones).

The product of its digits is 235146240, while the sum is 70.

The spelling of 194874996652 in words is "one hundred ninety-four billion, eight hundred seventy-four million, nine hundred ninety-six thousand, six hundred fifty-two".