549263750501 has 2 divisors, whose sum is σ = 549263750502. Its totient is φ = 549263750500.

The previous prime is 549263750461. The next prime is 549263750521. The reversal of 549263750501 is 105057362945.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 431478196900 + 117785553601 = 656870^2 + 343199^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-549263750501 is a prime.

It is a super-2 number, since 2×549263750501² (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 (549263750521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274631875250 + 274631875251.

It is an arithmetic number, because the mean of its divisors is an integer number (274631875251).

Almost surely, 2^549263750501 is an apocalyptic number.

It is an amenable number.

549263750501 is a deficient number, since it is larger than the sum of its proper divisors (1).

549263750501 is an equidigital number, since it uses as much as digits as its factorization.

549263750501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134000, while the sum is 47.

The spelling of 549263750501 in words is "five hundred forty-nine billion, two hundred sixty-three million, seven hundred fifty thousand, five hundred one".