494934538601 has 2 divisors, whose sum is σ = 494934538602. Its totient is φ = 494934538600.

The previous prime is 494934538547. The next prime is 494934538603. The reversal of 494934538601 is 106835439494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 284734296025 + 210200242576 = 533605^2 + 458476^2 .

It is a cyclic number.

It is not a de Polignac number, because 494934538601 - 2⁶ = 494934538537 is a prime.

Together with 494934538603, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (494934538603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247467269300 + 247467269301.

It is an arithmetic number, because the mean of its divisors is an integer number (247467269301).

Almost surely, 2^494934538601 is an apocalyptic number.

It is an amenable number.

494934538601 is a deficient number, since it is larger than the sum of its proper divisors (1).

494934538601 is an equidigital number, since it uses as much as digits as its factorization.

494934538601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11197440, while the sum is 56.

The spelling of 494934538601 in words is "four hundred ninety-four billion, nine hundred thirty-four million, five hundred thirty-eight thousand, six hundred one".