36394449363 has 8 divisors (see below), whose sum is σ = 53917702800. Its totient is φ = 24262966224.

The previous prime is 36394449361. The next prime is 36394449391.

36394449363 is a `hidden beast` number, since 3 + 6 + 3 + 94 + 4 + 493 + 63 = 666.

36394449363 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 36394449363 - 2¹ = 36394449361 is a prime.

It is a super-2 number, since 2×36394449363² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36394449361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 673971258 + ... + 673971311.

It is an arithmetic number, because the mean of its divisors is an integer number (6739712850).

Almost surely, 2^36394449363 is an apocalyptic number.

36394449363 is a deficient number, since it is larger than the sum of its proper divisors (17523253437).

36394449363 is a wasteful number, since it uses less digits than its factorization.

36394449363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347942578 (or 1347942572 counting only the distinct ones).

The product of its digits is 15116544, while the sum is 54.

The spelling of 36394449363 in words is "thirty-six billion, three hundred ninety-four million, four hundred forty-nine thousand, three hundred sixty-three".