16552414651 has 4 divisors (see below), whose sum is σ = 17123187600. Its totient is φ = 15981641704.

The previous prime is 16552414607. The next prime is 16552414679. The reversal of 16552414651 is 15641425561.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15641425561 = 53 ⋅295121237.

It is a cyclic number.

It is not a de Polignac number, because 16552414651 - 2²¹ = 16550317499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16552414951) 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, 285386431 + ... + 285386488.

It is an arithmetic number, because the mean of its divisors is an integer number (4280796900).

Almost surely, 2^16552414651 is an apocalyptic number.

16552414651 is a deficient number, since it is larger than the sum of its proper divisors (570772949).

16552414651 is an equidigital number, since it uses as much as digits as its factorization.

16552414651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570772948.

The product of its digits is 144000, while the sum is 40.

The spelling of 16552414651 in words is "sixteen billion, five hundred fifty-two million, four hundred fourteen thousand, six hundred fifty-one".