16772353033 has 4 divisors (see below), whose sum is σ = 16773429780. Its totient is φ = 16771276288.

The previous prime is 16772353007. The next prime is 16772353049. The reversal of 16772353033 is 33035327761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33035327761 = 30139 ⋅1096099.

It can be written as a sum of positive squares in 2 ways, for example, as 7771656649 + 9000696384 = 88157^2 + 94872^2 .

It is a cyclic number.

It is not a de Polignac number, because 16772353033 - 2²¹ = 16770255881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16772353133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 514660 + ... + 546277.

It is an arithmetic number, because the mean of its divisors is an integer number (4193357445).

Almost surely, 2^16772353033 is an apocalyptic number.

It is an amenable number.

16772353033 is a deficient number, since it is larger than the sum of its proper divisors (1076747).

16772353033 is a wasteful number, since it uses less digits than its factorization.

16772353033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076746.

The product of its (nonzero) digits is 238140, while the sum is 40.

The spelling of 16772353033 in words is "sixteen billion, seven hundred seventy-two million, three hundred fifty-three thousand, thirty-three".