16144106433 has 48 divisors (see below), whose sum is σ = 27796792320. Its totient is φ = 8145289152.

The previous prime is 16144106431. The next prime is 16144106443. The reversal of 16144106433 is 33460144161.

It is not a de Polignac number, because 16144106433 - 2¹ = 16144106431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16144106394 and 16144106403.

It is not an unprimeable number, because it can be changed into a prime (16144106431) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17263 + ... + 180516.

It is an arithmetic number, because the mean of its divisors is an integer number (579099840).

Almost surely, 2^16144106433 is an apocalyptic number.

16144106433 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16144106433 is a deficient number, since it is larger than the sum of its proper divisors (11652685887).

16144106433 is a wasteful number, since it uses less digits than its factorization.

16144106433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197838 (or 197825 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The spelling of 16144106433 in words is "sixteen billion, one hundred forty-four million, one hundred six thousand, four hundred thirty-three".