75354136994 has 4 divisors (see below), whose sum is σ = 113031205494. Its totient is φ = 37677068496.

The previous prime is 75354136973. The next prime is 75354137039. The reversal of 75354136994 is 49963145357.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 56684467225 + 18669669769 = 238085^2 + 136637^2 .

It is a super-2 number, since 2×75354136994² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18838534247 + ... + 18838534250.

Almost surely, 2^75354136994 is an apocalyptic number.

75354136994 is a deficient number, since it is larger than the sum of its proper divisors (37677068500).

75354136994 is a wasteful number, since it uses less digits than its factorization.

75354136994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37677068499.

The product of its digits is 12247200, while the sum is 56.

The spelling of 75354136994 in words is "seventy-five billion, three hundred fifty-four million, one hundred thirty-six thousand, nine hundred ninety-four".