13352220777 has 8 divisors (see below), whose sum is σ = 20346241216. Its totient is φ = 7629840432.

The previous prime is 13352220731. The next prime is 13352220811. The reversal of 13352220777 is 77702225331.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13352220777 - 2¹⁵ = 13352188009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13352224777) 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 7 ways as a sum of consecutive naturals, for example, 317909998 + ... + 317910039.

It is an arithmetic number, because the mean of its divisors is an integer number (2543280152).

Almost surely, 2^13352220777 is an apocalyptic number.

It is an amenable number.

13352220777 is a deficient number, since it is larger than the sum of its proper divisors (6994020439).

13352220777 is an equidigital number, since it uses as much as digits as its factorization.

13352220777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635820047.

The product of its (nonzero) digits is 123480, while the sum is 39.

The spelling of 13352220777 in words is "thirteen billion, three hundred fifty-two million, two hundred twenty thousand, seven hundred seventy-seven".