75145733360042 has 4 divisors (see below), whose sum is σ = 112718600040066. Its totient is φ = 37572866680020.

The previous prime is 75145733359997. The next prime is 75145733360053. The reversal of 75145733360042 is 24006333754157.

75145733360042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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., 60271606183441 + 14874127176601 = 7763479^2 + 3856699^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18786433340009 + ... + 18786433340012.

Almost surely, 2^{75145733360042} is an apocalyptic number.

75145733360042 is a deficient number, since it is larger than the sum of its proper divisors (37572866680024).

75145733360042 is a wasteful number, since it uses less digits than its factorization.

75145733360042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37572866680023.

The product of its (nonzero) digits is 6350400, while the sum is 50.

The spelling of 75145733360042 in words is "seventy-five trillion, one hundred forty-five billion, seven hundred thirty-three million, three hundred sixty thousand, forty-two".