1648244426016 has 24 divisors (see below), whose sum is σ = 4326641618544. Its totient is φ = 549414808640.

The previous prime is 1648244426011. The next prime is 1648244426029. The reversal of 1648244426016 is 6106244428461.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (1648244426011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8584606290 + ... + 8584606481.

It is an arithmetic number, because the mean of its divisors is an integer number (180276734106).

Almost surely, 2^{1648244426016} is an apocalyptic number.

1648244426016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1648244426016 is an abundant number, since it is smaller than the sum of its proper divisors (2678397192528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1648244426016 is a wasteful number, since it uses less digits than its factorization.

1648244426016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17169212784 (or 17169212776 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 48.

The spelling of 1648244426016 in words is "one trillion, six hundred forty-eight billion, two hundred forty-four million, four hundred twenty-six thousand, sixteen".