78606026502503 has 8 divisors (see below), whose sum is σ = 79489759710240. Its totient is φ = 77722304837760.

The previous prime is 78606026502481. The next prime is 78606026502511. The reversal of 78606026502503 is 30520562060687.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 78606026502503 - 2⁸ = 78606026502247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78606026502803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11194526 + ... + 16808612.

It is an arithmetic number, because the mean of its divisors is an integer number (9936219963780).

Almost surely, 2^{78606026502503} is an apocalyptic number.

78606026502503 is a deficient number, since it is larger than the sum of its proper divisors (883733207737).

78606026502503 is a wasteful number, since it uses less digits than its factorization.

78606026502503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5771497.

The product of its (nonzero) digits is 3628800, while the sum is 50.

The spelling of 78606026502503 in words is "seventy-eight trillion, six hundred six billion, twenty-six million, five hundred two thousand, five hundred three".