727412878503 has 12 divisors (see below), whose sum is σ = 1086938784360. Its totient is φ = 468219783696.

The previous prime is 727412878487. The next prime is 727412878513. The reversal of 727412878503 is 305878214727.

727412878503 is a `hidden beast` number, since 7 + 2 + 7 + 4 + 128 + 7 + 8 + 503 = 666.

It is not a de Polignac number, because 727412878503 - 2⁴ = 727412878487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 727412878503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (727412878513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1393511001 + ... + 1393511522.

It is an arithmetic number, because the mean of its divisors is an integer number (90578232030).

Almost surely, 2^727412878503 is an apocalyptic number.

727412878503 is a deficient number, since it is larger than the sum of its proper divisors (359525905857).

727412878503 is a wasteful number, since it uses less digits than its factorization.

727412878503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787022558 (or 2787022555 counting only the distinct ones).

The product of its (nonzero) digits is 5268480, while the sum is 54.

The spelling of 727412878503 in words is "seven hundred twenty-seven billion, four hundred twelve million, eight hundred seventy-eight thousand, five hundred three".