78504366211152 has 40 divisors (see below), whose sum is σ = 231774795481536. Its totient is φ = 22429818917376.

The previous prime is 78504366211123. The next prime is 78504366211171. The reversal of 78504366211152 is 25111266340587.

It is a junction number, because it is equal to n+sod(n) for n = 78504366211095 and 78504366211104.

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, 116821973193 + ... + 116821973864.

Almost surely, 2^{78504366211152} is an apocalyptic number.

It is an amenable number.

78504366211152 is an abundant number, since it is smaller than the sum of its proper divisors (153270429270384).

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

78504366211152 is a wasteful number, since it uses less digits than its factorization.

78504366211152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233643947075 (or 233643947069 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 51.

The spelling of 78504366211152 in words is "seventy-eight trillion, five hundred four billion, three hundred sixty-six million, two hundred eleven thousand, one hundred fifty-two".