5478371803165 has 32 divisors (see below), whose sum is σ = 6736183534080. Its totient is φ = 4275232051200.

The previous prime is 5478371803141. The next prime is 5478371803171. The reversal of 5478371803165 is 5613081738745.

It is not a de Polignac number, because 5478371803165 - 2⁵ = 5478371803133 is a prime.

It is a super-2 number, since 2×5478371803165² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 333611655 + ... + 333628075.

It is an arithmetic number, because the mean of its divisors is an integer number (210505735440).

Almost surely, 2^{5478371803165} is an apocalyptic number.

It is an amenable number.

5478371803165 is a deficient number, since it is larger than the sum of its proper divisors (1257811730915).

5478371803165 is a wasteful number, since it uses less digits than its factorization.

5478371803165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21093.

The product of its (nonzero) digits is 16934400, while the sum is 58.

The spelling of 5478371803165 in words is "five trillion, four hundred seventy-eight billion, three hundred seventy-one million, eight hundred three thousand, one hundred sixty-five".