75920832347 has 2 divisors, whose sum is σ = 75920832348. Its totient is φ = 75920832346.

The previous prime is 75920832341. The next prime is 75920832367. The reversal of 75920832347 is 74323802957.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 75920832347 - 2¹⁰ = 75920831323 is a prime.

It is a super-2 number, since 2×75920832347² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 75920832295 and 75920832304.

It is not a weakly prime, because it can be changed into another prime (75920832341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37960416173 + 37960416174.

It is an arithmetic number, because the mean of its divisors is an integer number (37960416174).

Almost surely, 2^75920832347 is an apocalyptic number.

75920832347 is a deficient number, since it is larger than the sum of its proper divisors (1).

75920832347 is an equidigital number, since it uses as much as digits as its factorization.

75920832347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 75920832347 in words is "seventy-five billion, nine hundred twenty million, eight hundred thirty-two thousand, three hundred forty-seven".