75343410643 has 2 divisors, whose sum is σ = 75343410644. Its totient is φ = 75343410642.

The previous prime is 75343410641. The next prime is 75343410679. The reversal of 75343410643 is 34601434357.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 75343410643 - 2¹ = 75343410641 is a prime.

It is a super-3 number, since 3×75343410643³ (a number of 34 digits) contains 333 as substring.

Together with 75343410641, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 75343410596 and 75343410605.

It is not a weakly prime, because it can be changed into another prime (75343410641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37671705321 + 37671705322.

It is an arithmetic number, because the mean of its divisors is an integer number (37671705322).

Almost surely, 2^75343410643 is an apocalyptic number.

75343410643 is a deficient number, since it is larger than the sum of its proper divisors (1).

75343410643 is an equidigital number, since it uses as much as digits as its factorization.

75343410643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 40.

The spelling of 75343410643 in words is "seventy-five billion, three hundred forty-three million, four hundred ten thousand, six hundred forty-three".