4047945188351 has 2 divisors, whose sum is σ = 4047945188352. Its totient is φ = 4047945188350.

The previous prime is 4047945188341. The next prime is 4047945188359. The reversal of 4047945188351 is 1538815497404.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4047945188351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4047945188359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2023972594175 + 2023972594176.

It is an arithmetic number, because the mean of its divisors is an integer number (2023972594176).

Almost surely, 2^{4047945188351} is an apocalyptic number.

4047945188351 is a deficient number, since it is larger than the sum of its proper divisors (1).

4047945188351 is an equidigital number, since it uses as much as digits as its factorization.

4047945188351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19353600, while the sum is 59.

The spelling of 4047945188351 in words is "four trillion, forty-seven billion, nine hundred forty-five million, one hundred eighty-eight thousand, three hundred fifty-one".