75704145194 has 8 divisors (see below), whose sum is σ = 115698788100. Its totient is φ = 37137882496.

The previous prime is 75704145193. The next prime is 75704145211. The reversal of 75704145194 is 49154140757.

It can be written as a sum of positive squares in 2 ways, for example, as 70732062025 + 4972083169 = 265955^2 + 70513^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×75704145194² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (75704145193) 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, 357094919 + ... + 357095130.

Almost surely, 2^75704145194 is an apocalyptic number.

75704145194 is a deficient number, since it is larger than the sum of its proper divisors (39994642906).

75704145194 is a wasteful number, since it uses less digits than its factorization.

75704145194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714190104.

The product of its (nonzero) digits is 705600, while the sum is 47.

The spelling of 75704145194 in words is "seventy-five billion, seven hundred four million, one hundred forty-five thousand, one hundred ninety-four".