75770896139 has 4 divisors (see below), whose sum is σ = 75886931856. Its totient is φ = 75654860424.

The previous prime is 75770896133. The next prime is 75770896141. The reversal of 75770896139 is 93169807757.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75770896139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75770896133) 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, 58016879 + ... + 58018184.

It is an arithmetic number, because the mean of its divisors is an integer number (18971732964).

Almost surely, 2^75770896139 is an apocalyptic number.

75770896139 is a deficient number, since it is larger than the sum of its proper divisors (116035717).

75770896139 is a wasteful number, since it uses less digits than its factorization.

75770896139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116035716.

The product of its (nonzero) digits is 20003760, while the sum is 62.

The spelling of 75770896139 in words is "seventy-five billion, seven hundred seventy million, eight hundred ninety-six thousand, one hundred thirty-nine".