534798781927 has 2 divisors, whose sum is σ = 534798781928. Its totient is φ = 534798781926.

The previous prime is 534798781843. The next prime is 534798781949. The reversal of 534798781927 is 729187897435.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-534798781927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (534798781987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267399390963 + 267399390964.

It is an arithmetic number, because the mean of its divisors is an integer number (267399390964).

Almost surely, 2^534798781927 is an apocalyptic number.

534798781927 is a deficient number, since it is larger than the sum of its proper divisors (1).

534798781927 is an equidigital number, since it uses as much as digits as its factorization.

534798781927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 213373440, while the sum is 70.

The spelling of 534798781927 in words is "five hundred thirty-four billion, seven hundred ninety-eight million, seven hundred eighty-one thousand, nine hundred twenty-seven".