16202272770413 has 4 divisors (see below), whose sum is σ = 16202304887580. Its totient is φ = 16202240653248.

The previous prime is 16202272770371. The next prime is 16202272770419. The reversal of 16202272770413 is 31407727220261.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16014747396649 + 187525373764 = 4001843^2 + 433042^2 .

It is a cyclic number.

It is not a de Polignac number, because 16202272770413 - 2⁶ = 16202272770349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16202272770419) 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, 15289598 + ... + 16314911.

It is an arithmetic number, because the mean of its divisors is an integer number (4050576221895).

Almost surely, 2^{16202272770413} is an apocalyptic number.

It is an amenable number.

16202272770413 is a deficient number, since it is larger than the sum of its proper divisors (32117167).

16202272770413 is an equidigital number, since it uses as much as digits as its factorization.

16202272770413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32117166.

The product of its (nonzero) digits is 395136, while the sum is 44.

Adding to 16202272770413 its reverse (31407727220261), we get a palindrome (47609999990674).

The spelling of 16202272770413 in words is "sixteen trillion, two hundred two billion, two hundred seventy-two million, seven hundred seventy thousand, four hundred thirteen".