75909549364 has 24 divisors (see below), whose sum is σ = 144966423168. Its totient is φ = 34492866240.

The previous prime is 75909549361. The next prime is 75909549389. The reversal of 75909549364 is 46394590957.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75909549361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152337 + ... + 418360.

It is an arithmetic number, because the mean of its divisors is an integer number (6040267632).

Almost surely, 2^75909549364 is an apocalyptic number.

It is an amenable number.

75909549364 is a deficient number, since it is larger than the sum of its proper divisors (69056873804).

75909549364 is a wasteful number, since it uses less digits than its factorization.

75909549364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573735 (or 573733 counting only the distinct ones).

The product of its (nonzero) digits is 36741600, while the sum is 61.

The spelling of 75909549364 in words is "seventy-five billion, nine hundred nine million, five hundred forty-nine thousand, three hundred sixty-four".