75065256057 has 24 divisors (see below), whose sum is σ = 111102284160. Its totient is φ = 45043636000.

The previous prime is 75065256041. The next prime is 75065256059.

75065256057 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 75065256057 - 2⁴ = 75065256041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75065255997 and 75065256015.

It is not an unprimeable number, because it can be changed into a prime (75065256059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 987057 + ... + 1060382.

It is an arithmetic number, because the mean of its divisors is an integer number (4629261840).

Almost surely, 2^75065256057 is an apocalyptic number.

It is an amenable number.

75065256057 is a deficient number, since it is larger than the sum of its proper divisors (36037028103).

75065256057 is a wasteful number, since it uses less digits than its factorization.

75065256057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2047565 (or 2047554 counting only the distinct ones).

The product of its (nonzero) digits is 2205000, while the sum is 48.

The spelling of 75065256057 in words is "seventy-five billion, sixty-five million, two hundred fifty-six thousand, fifty-seven".