16045573433 has 4 divisors (see below), whose sum is σ = 16563172608. Its totient is φ = 15527974260.

The previous prime is 16045573429. The next prime is 16045573441. The reversal of 16045573433 is 33437554061.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33437554061 = 311 ⋅107516251.

It is a cyclic number.

It is not a de Polignac number, because 16045573433 - 2² = 16045573429 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16045573493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258799541 + ... + 258799602.

It is an arithmetic number, because the mean of its divisors is an integer number (4140793152).

Almost surely, 2^16045573433 is an apocalyptic number.

It is an amenable number.

16045573433 is a deficient number, since it is larger than the sum of its proper divisors (517599175).

16045573433 is an equidigital number, since it uses as much as digits as its factorization.

16045573433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517599174.

The product of its (nonzero) digits is 453600, while the sum is 41.

The spelling of 16045573433 in words is "sixteen billion, forty-five million, five hundred seventy-three thousand, four hundred thirty-three".