84318511816608 has 48 divisors (see below), whose sum is σ = 230959401938496. Its totient is φ = 26884163187200.

The previous prime is 84318511816579. The next prime is 84318511816633. The reversal of 84318511816608 is 80661811581348.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×84318511816608² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19093863693 + ... + 19093868108.

It is an arithmetic number, because the mean of its divisors is an integer number (4811654207052).

Almost surely, 2^{84318511816608} is an apocalyptic number.

It is an amenable number.

84318511816608 is an abundant number, since it is smaller than the sum of its proper divisors (146640890121888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84318511816608 is a wasteful number, since it uses less digits than its factorization.

84318511816608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38187731837 (or 38187731829 counting only the distinct ones).

The product of its (nonzero) digits is 8847360, while the sum is 60.

The spelling of 84318511816608 in words is "eighty-four trillion, three hundred eighteen billion, five hundred eleven million, eight hundred sixteen thousand, six hundred eight".