472426205378191 has 2 divisors, whose sum is σ = 472426205378192. Its totient is φ = 472426205378190.

The previous prime is 472426205378177. The next prime is 472426205378251. The reversal of 472426205378191 is 191873502624274.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 472426205378191 - 2³⁵ = 472391845639823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472426205370191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236213102689095 + 236213102689096.

It is an arithmetic number, because the mean of its divisors is an integer number (236213102689096).

It is a 2-persistent number, because it is pandigital, and so is 2⋅472426205378191 = 944852410756382, but 3⋅472426205378191 = 1417278616134573 is not.

Almost surely, 2^{472426205378191} is an apocalyptic number.

472426205378191 is a deficient number, since it is larger than the sum of its proper divisors (1).

472426205378191 is an equidigital number, since it uses as much as digits as its factorization.

472426205378191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40642560, while the sum is 61.

The spelling of 472426205378191 in words is "four hundred seventy-two trillion, four hundred twenty-six billion, two hundred five million, three hundred seventy-eight thousand, one hundred ninety-one".