75640325219 has 2 divisors, whose sum is σ = 75640325220. Its totient is φ = 75640325218.

The previous prime is 75640325207. The next prime is 75640325381. The reversal of 75640325219 is 91252304657.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75640325219 is a prime.

It is a super-2 number, since 2×75640325219² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 75640325219.

It is not a weakly prime, because it can be changed into another prime (75640325819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37820162609 + 37820162610.

It is an arithmetic number, because the mean of its divisors is an integer number (37820162610).

Almost surely, 2^75640325219 is an apocalyptic number.

75640325219 is a deficient number, since it is larger than the sum of its proper divisors (1).

75640325219 is an equidigital number, since it uses as much as digits as its factorization.

75640325219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 75640325219 in words is "seventy-five billion, six hundred forty million, three hundred twenty-five thousand, two hundred nineteen".