75383384775 has 12 divisors (see below), whose sum is σ = 124633862952. Its totient is φ = 40204471840.

The previous prime is 75383384771. The next prime is 75383384803. The reversal of 75383384775 is 57748338357.

It is a happy number.

It is not a de Polignac number, because 75383384775 - 2² = 75383384771 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75383384771) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 502555824 + ... + 502555973.

It is an arithmetic number, because the mean of its divisors is an integer number (10386155246).

Almost surely, 2^75383384775 is an apocalyptic number.

75383384775 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

75383384775 is a deficient number, since it is larger than the sum of its proper divisors (49250478177).

75383384775 is a wasteful number, since it uses less digits than its factorization.

75383384775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005111810 (or 1005111805 counting only the distinct ones).

The product of its digits is 59270400, while the sum is 60.

The spelling of 75383384775 in words is "seventy-five billion, three hundred eighty-three million, three hundred eighty-four thousand, seven hundred seventy-five".