344862145847 has 2 divisors, whose sum is σ = 344862145848. Its totient is φ = 344862145846.

The previous prime is 344862145723. The next prime is 344862145897. The reversal of 344862145847 is 748541268443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 344862145847 - 2³⁰ = 343788404023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 344862145792 and 344862145801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344862145897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172431072923 + 172431072924.

It is an arithmetic number, because the mean of its divisors is an integer number (172431072924).

Almost surely, 2^344862145847 is an apocalyptic number.

344862145847 is a deficient number, since it is larger than the sum of its proper divisors (1).

344862145847 is an equidigital number, since it uses as much as digits as its factorization.

344862145847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20643840, while the sum is 56.

The spelling of 344862145847 in words is "three hundred forty-four billion, eight hundred sixty-two million, one hundred forty-five thousand, eight hundred forty-seven".