78214266765364 has 48 divisors (see below), whose sum is σ = 147386693966400. Its totient is φ = 36181919054336.

The previous prime is 78214266765301. The next prime is 78214266765389. The reversal of 78214266765364 is 46356766241287.

It is a super-3 number, since 3×78214266765364³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 78214266765364.

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 15 ways as a sum of consecutive naturals, for example, 165592167 + ... + 166063825.

It is an arithmetic number, because the mean of its divisors is an integer number (3070556124300).

Almost surely, 2^{78214266765364} is an apocalyptic number.

It is an amenable number.

78214266765364 is a deficient number, since it is larger than the sum of its proper divisors (69172427201036).

78214266765364 is a wasteful number, since it uses less digits than its factorization.

78214266765364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513072 (or 513070 counting only the distinct ones).

The product of its digits is 487710720, while the sum is 67.

The spelling of 78214266765364 in words is "seventy-eight trillion, two hundred fourteen billion, two hundred sixty-six million, seven hundred sixty-five thousand, three hundred sixty-four".