363793891249 has 2 divisors, whose sum is σ = 363793891250. Its totient is φ = 363793891248.

The previous prime is 363793891229. The next prime is 363793891267. The reversal of 363793891249 is 942198397363.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 244696430224 + 119097461025 = 494668^2 + 345105^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-363793891249 is a prime.

It is a super-3 number, since 3×363793891249³ (a number of 36 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (363793891229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181896945624 + 181896945625.

It is an arithmetic number, because the mean of its divisors is an integer number (181896945625).

Almost surely, 2^363793891249 is an apocalyptic number.

It is an amenable number.

363793891249 is a deficient number, since it is larger than the sum of its proper divisors (1).

363793891249 is an equidigital number, since it uses as much as digits as its factorization.

363793891249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52907904, while the sum is 64.

The spelling of 363793891249 in words is "three hundred sixty-three billion, seven hundred ninety-three million, eight hundred ninety-one thousand, two hundred forty-nine".