75274322747 has 8 divisors (see below), whose sum is σ = 81067175280. Its totient is φ = 69481830240.

The previous prime is 75274322741. The next prime is 75274322771. The reversal of 75274322747 is 74722347257.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 75274322747 - 2²⁶ = 75207213883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75274322695 and 75274322704.

It is not an unprimeable number, because it can be changed into a prime (75274322741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 476204 + ... + 614262.

It is an arithmetic number, because the mean of its divisors is an integer number (10133396910).

Almost surely, 2^75274322747 is an apocalyptic number.

75274322747 is a deficient number, since it is larger than the sum of its proper divisors (5792852533).

75274322747 is a wasteful number, since it uses less digits than its factorization.

75274322747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180013.

The product of its digits is 4609920, while the sum is 50.

The spelling of 75274322747 in words is "seventy-five billion, two hundred seventy-four million, three hundred twenty-two thousand, seven hundred forty-seven".