510542349991 has 2 divisors, whose sum is σ = 510542349992. Its totient is φ = 510542349990.

The previous prime is 510542349979. The next prime is 510542350051. The reversal of 510542349991 is 199943245015.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 510542349991 - 2⁵ = 510542349959 is a prime.

It is a super-2 number, since 2×510542349991² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (510542349091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255271174995 + 255271174996.

It is an arithmetic number, because the mean of its divisors is an integer number (255271174996).

Almost surely, 2^510542349991 is an apocalyptic number.

510542349991 is a deficient number, since it is larger than the sum of its proper divisors (1).

510542349991 is an equidigital number, since it uses as much as digits as its factorization.

510542349991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1749600, while the sum is 52.

The spelling of 510542349991 in words is "five hundred ten billion, five hundred forty-two million, three hundred forty-nine thousand, nine hundred ninety-one".