78174634052384 has 48 divisors (see below), whose sum is σ = 157749187272768. Its totient is φ = 38120180696832.

The previous prime is 78174634052299. The next prime is 78174634052401. The reversal of 78174634052384 is 48325043647187.

78174634052384 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×78174634052384² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137721362 + ... + 138287825.

It is an arithmetic number, because the mean of its divisors is an integer number (3286441401516).

Almost surely, 2^{78174634052384} is an apocalyptic number.

It is an amenable number.

78174634052384 is an abundant number, since it is smaller than the sum of its proper divisors (79574553220384).

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

78174634052384 is a wasteful number, since it uses less digits than its factorization.

78174634052384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276009417 (or 276009409 counting only the distinct ones).

The product of its (nonzero) digits is 108380160, while the sum is 62.

The spelling of 78174634052384 in words is "seventy-eight trillion, one hundred seventy-four billion, six hundred thirty-four million, fifty-two thousand, three hundred eighty-four".