16764565053 has 4 divisors (see below), whose sum is σ = 22352753408. Its totient is φ = 11176376700.

The previous prime is 16764564997. The next prime is 16764565057. The reversal of 16764565053 is 35056546761.

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: 35056546761 = 3 ⋅11685515587.

It is not a de Polignac number, because 16764565053 - 2¹² = 16764560957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16764564993 and 16764565011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16764565057) 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, 2794094173 + ... + 2794094178.

It is an arithmetic number, because the mean of its divisors is an integer number (5588188352).

Almost surely, 2^16764565053 is an apocalyptic number.

It is an amenable number.

16764565053 is a deficient number, since it is larger than the sum of its proper divisors (5588188355).

16764565053 is an equidigital number, since it uses as much as digits as its factorization.

16764565053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5588188354.

The product of its (nonzero) digits is 2268000, while the sum is 48.

The spelling of 16764565053 in words is "sixteen billion, seven hundred sixty-four million, five hundred sixty-five thousand, fifty-three".