75530320043 has 2 divisors, whose sum is σ = 75530320044. Its totient is φ = 75530320042.

The previous prime is 75530320031. The next prime is 75530320049. The reversal of 75530320043 is 34002303557.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 75530320043 - 2²⁸ = 75261884587 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75530319991 and 75530320009.

It is not a weakly prime, because it can be changed into another prime (75530320049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37765160021 + 37765160022.

It is an arithmetic number, because the mean of its divisors is an integer number (37765160022).

Almost surely, 2^75530320043 is an apocalyptic number.

75530320043 is a deficient number, since it is larger than the sum of its proper divisors (1).

75530320043 is an equidigital number, since it uses as much as digits as its factorization.

75530320043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 32.

The spelling of 75530320043 in words is "seventy-five billion, five hundred thirty million, three hundred twenty thousand, forty-three".