194705700428 has 12 divisors (see below), whose sum is σ = 355549540080. Its totient is φ = 93120117552.

The previous prime is 194705700367. The next prime is 194705700463. The reversal of 194705700428 is 824007507491.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1058183063 + ... + 1058183246.

It is an arithmetic number, because the mean of its divisors is an integer number (29629128340).

Almost surely, 2^194705700428 is an apocalyptic number.

It is an amenable number.

194705700428 is a deficient number, since it is larger than the sum of its proper divisors (160843839652).

194705700428 is a wasteful number, since it uses less digits than its factorization.

194705700428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116366336 (or 2116366334 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 47.

The spelling of 194705700428 in words is "one hundred ninety-four billion, seven hundred five million, seven hundred thousand, four hundred twenty-eight".