366545550493 has 2 divisors, whose sum is σ = 366545550494. Its totient is φ = 366545550492.

The previous prime is 366545550443. The next prime is 366545550509. The reversal of 366545550493 is 394055545663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 224124602724 + 142420947769 = 473418^2 + 377387^2 .

It is a cyclic number.

It is not a de Polignac number, because 366545550493 - 2¹³ = 366545542301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (366545550443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183272775246 + 183272775247.

It is an arithmetic number, because the mean of its divisors is an integer number (183272775247).

Almost surely, 2^366545550493 is an apocalyptic number.

It is an amenable number.

366545550493 is a deficient number, since it is larger than the sum of its proper divisors (1).

366545550493 is an equidigital number, since it uses as much as digits as its factorization.

366545550493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160000, while the sum is 55.

The spelling of 366545550493 in words is "three hundred sixty-six billion, five hundred forty-five million, five hundred fifty thousand, four hundred ninety-three".