573939549493 has 2 divisors, whose sum is σ = 573939549494. Its totient is φ = 573939549492.

The previous prime is 573939549479. The next prime is 573939549503. The reversal of 573939549493 is 394945939375.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 463955786449 + 109983763044 = 681143^2 + 331638^2 .

It is a cyclic number.

It is not a de Polignac number, because 573939549493 - 2¹⁷ = 573939418421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (573939543493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286969774746 + 286969774747.

It is an arithmetic number, because the mean of its divisors is an integer number (286969774747).

Almost surely, 2^573939549493 is an apocalyptic number.

It is an amenable number.

573939549493 is a deficient number, since it is larger than the sum of its proper divisors (1).

573939549493 is an equidigital number, since it uses as much as digits as its factorization.

573939549493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 496011600, while the sum is 70.

The spelling of 573939549493 in words is "five hundred seventy-three billion, nine hundred thirty-nine million, five hundred forty-nine thousand, four hundred ninety-three".