1648744418427 has 8 divisors (see below), whose sum is σ = 2207447576400. Its totient is φ = 1094602103040.

The previous prime is 1648744418411. The next prime is 1648744418449. The reversal of 1648744418427 is 7248144478461.

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

It is not a de Polignac number, because 1648744418427 - 2⁴ = 1648744418411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1648744418407) 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, 1140209802 + ... + 1140211247.

It is an arithmetic number, because the mean of its divisors is an integer number (275930947050).

Almost surely, 2^{1648744418427} is an apocalyptic number.

1648744418427 is a deficient number, since it is larger than the sum of its proper divisors (558703157973).

1648744418427 is a wasteful number, since it uses less digits than its factorization.

1648744418427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2280421293.

The product of its digits is 38535168, while the sum is 60.

The spelling of 1648744418427 in words is "one trillion, six hundred forty-eight billion, seven hundred forty-four million, four hundred eighteen thousand, four hundred twenty-seven".