798041771531 has 2 divisors, whose sum is σ = 798041771532. Its totient is φ = 798041771530.

The previous prime is 798041771507. The next prime is 798041771537. The reversal of 798041771531 is 135177140897.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 798041771531 - 2³⁴ = 780861902347 is a prime.

It is a super-2 number, since 2×798041771531² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (798041771537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399020885765 + 399020885766.

It is an arithmetic number, because the mean of its divisors is an integer number (399020885766).

Almost surely, 2^798041771531 is an apocalyptic number.

798041771531 is a deficient number, since it is larger than the sum of its proper divisors (1).

798041771531 is an equidigital number, since it uses as much as digits as its factorization.

798041771531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1481760, while the sum is 53.

The spelling of 798041771531 in words is "seven hundred ninety-eight billion, forty-one million, seven hundred seventy-one thousand, five hundred thirty-one".