75327216140305 has 4 divisors (see below), whose sum is σ = 90392659368372. Its totient is φ = 60261772912240.

The previous prime is 75327216140243. The next prime is 75327216140369. The reversal of 75327216140305 is 50304161272357.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15889160626641 + 59438055513664 = 3986121^2 + 7709608^2 .

It is not a de Polignac number, because 75327216140305 - 2²¹ = 75327214043153 is a prime.

It is a super-2 number, since 2×75327216140305² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7532721614026 + ... + 7532721614035.

It is an arithmetic number, because the mean of its divisors is an integer number (22598164842093).

Almost surely, 2^{75327216140305} is an apocalyptic number.

It is an amenable number.

75327216140305 is a deficient number, since it is larger than the sum of its proper divisors (15065443228067).

75327216140305 is a wasteful number, since it uses less digits than its factorization.

75327216140305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15065443228066.

The product of its (nonzero) digits is 1058400, while the sum is 46.

The spelling of 75327216140305 in words is "seventy-five trillion, three hundred twenty-seven billion, two hundred sixteen million, one hundred forty thousand, three hundred five".