798141223381 has 2 divisors, whose sum is σ = 798141223382. Its totient is φ = 798141223380.

The previous prime is 798141223367. The next prime is 798141223423. The reversal of 798141223381 is 183322141897.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 792160521156 + 5980702225 = 890034^2 + 77335^2 .

It is a cyclic number.

It is not a de Polignac number, because 798141223381 - 2¹¹ = 798141221333 is a prime.

It is a super-2 number, since 2×798141223381² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (798141223301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399070611690 + 399070611691.

It is an arithmetic number, because the mean of its divisors is an integer number (399070611691).

Almost surely, 2^798141223381 is an apocalyptic number.

It is an amenable number.

798141223381 is a deficient number, since it is larger than the sum of its proper divisors (1).

798141223381 is an equidigital number, since it uses as much as digits as its factorization.

798141223381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 49.

The spelling of 798141223381 in words is "seven hundred ninety-eight billion, one hundred forty-one million, two hundred twenty-three thousand, three hundred eighty-one".