5378618307764 has 24 divisors (see below), whose sum is σ = 10410589701288. Its totient is φ = 2415346266240.

The previous prime is 5378618307731. The next prime is 5378618307779. The reversal of 5378618307764 is 4677038168735.

It can be written as a sum of positive squares in 4 ways, for example, as 178886702500 + 5199731605264 = 422950^2 + 2280292^2 .

It is a super-2 number, since 2×5378618307764² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5378618307764.

It is a congruent number.

It is an unprimeable number.

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, 1397767907 + ... + 1397771754.

It is an arithmetic number, because the mean of its divisors is an integer number (433774570887).

Almost surely, 2^{5378618307764} is an apocalyptic number.

It is an amenable number.

5378618307764 is a deficient number, since it is larger than the sum of its proper divisors (5031971393524).

5378618307764 is a wasteful number, since it uses less digits than its factorization.

5378618307764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2795539715 (or 2795539713 counting only the distinct ones).

The product of its (nonzero) digits is 142248960, while the sum is 65.

The spelling of 5378618307764 in words is "five trillion, three hundred seventy-eight billion, six hundred eighteen million, three hundred seven thousand, seven hundred sixty-four".