78703341388563 has 16 divisors (see below), whose sum is σ = 105366944820096. Its totient is φ = 52254749164800.

The previous prime is 78703341388501. The next prime is 78703341388579. The reversal of 78703341388563 is 36588314330787.

It is a happy number.

It is not a de Polignac number, because 78703341388563 - 2⁸ = 78703341388307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 78703341388494 and 78703341388503.

It is not an unprimeable number, because it can be changed into a prime (78703341388963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53404638 + ... + 54858563.

It is an arithmetic number, because the mean of its divisors is an integer number (6585434051256).

Almost surely, 2^{78703341388563} is an apocalyptic number.

78703341388563 is a deficient number, since it is larger than the sum of its proper divisors (26663603431533).

78703341388563 is a wasteful number, since it uses less digits than its factorization.

78703341388563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108264194.

The product of its (nonzero) digits is 243855360, while the sum is 66.

The spelling of 78703341388563 in words is "seventy-eight trillion, seven hundred three billion, three hundred forty-one million, three hundred eighty-eight thousand, five hundred sixty-three".