16648431027 has 8 divisors (see below), whose sum is σ = 22501989264. Its totient is φ = 10946913408.

The previous prime is 16648431011. The next prime is 16648431031. The reversal of 16648431027 is 72013484661.

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

It is not a de Polignac number, because 16648431027 - 2⁴ = 16648431011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16648431027.

It is not an unprimeable number, because it can be changed into a prime (16648431077) 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, 38009898 + ... + 38010335.

It is an arithmetic number, because the mean of its divisors is an integer number (2812748658).

Almost surely, 2^16648431027 is an apocalyptic number.

16648431027 is a deficient number, since it is larger than the sum of its proper divisors (5853558237).

16648431027 is an equidigital number, since it uses as much as digits as its factorization.

16648431027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76020309.

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 16648431027 in words is "sixteen billion, six hundred forty-eight million, four hundred thirty-one thousand, twenty-seven".