648032847403 has 16 divisors (see below), whose sum is σ = 691070538240. Its totient is φ = 605553894400.

The previous prime is 648032847391. The next prime is 648032847419. The reversal of 648032847403 is 304748230846.

It is a cyclic number.

It is not a de Polignac number, because 648032847403 - 2³³ = 639442912811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (648032847443) 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, 1500153 + ... + 1883221.

It is an arithmetic number, because the mean of its divisors is an integer number (43191908640).

Almost surely, 2^648032847403 is an apocalyptic number.

648032847403 is a deficient number, since it is larger than the sum of its proper divisors (43037690837).

648032847403 is a wasteful number, since it uses less digits than its factorization.

648032847403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383798.

The product of its (nonzero) digits is 3096576, while the sum is 49.

The spelling of 648032847403 in words is "six hundred forty-eight billion, thirty-two million, eight hundred forty-seven thousand, four hundred three".