845208551347 has 2 divisors, whose sum is σ = 845208551348. Its totient is φ = 845208551346.

The previous prime is 845208551333. The next prime is 845208551359. The reversal of 845208551347 is 743155802548.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 845208551347 - 2⁷ = 845208551219 is a prime.

It is a super-3 number, since 3×845208551347³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 845208551294 and 845208551303.

It is not a weakly prime, because it can be changed into another prime (845203551347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 422604275673 + 422604275674.

It is an arithmetic number, because the mean of its divisors is an integer number (422604275674).

Almost surely, 2^845208551347 is an apocalyptic number.

845208551347 is a deficient number, since it is larger than the sum of its proper divisors (1).

845208551347 is an equidigital number, since it uses as much as digits as its factorization.

845208551347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376000, while the sum is 52.

The spelling of 845208551347 in words is "eight hundred forty-five billion, two hundred eight million, five hundred fifty-one thousand, three hundred forty-seven".