75209583140 has 24 divisors (see below), whose sum is σ = 157954796160. Its totient is φ = 30081038688.

The previous prime is 75209583103. The next prime is 75209583181. The reversal of 75209583140 is 4138590257.

It is a junction number, because it is equal to n+sod(n) for n = 75209583091 and 75209583100.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53279 + ... + 391481.

It is an arithmetic number, because the mean of its divisors is an integer number (6581449840).

Almost surely, 2^75209583140 is an apocalyptic number.

It is an amenable number.

75209583140 is an abundant number, since it is smaller than the sum of its proper divisors (82745213020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75209583140 is a wasteful number, since it uses less digits than its factorization.

75209583140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349331 (or 349329 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 44.

The spelling of 75209583140 in words is "seventy-five billion, two hundred nine million, five hundred eighty-three thousand, one hundred forty".