352677347566561 has 4 divisors (see below), whose sum is σ = 352677572744112. Its totient is φ = 352677122389012.

The previous prime is 352677347566559. The next prime is 352677347566589. The reversal of 352677347566561 is 165665743776253.

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.

It is a cyclic number.

It is not a de Polignac number, because 352677347566561 - 2¹ = 352677347566559 is a prime.

It is a super-2 number, since 2×352677347566561² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (352677347566541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110222875 + ... + 113377408.

It is an arithmetic number, because the mean of its divisors is an integer number (88169393186028).

Almost surely, 2^{352677347566561} is an apocalyptic number.

It is an amenable number.

352677347566561 is a deficient number, since it is larger than the sum of its proper divisors (225177551).

352677347566561 is a wasteful number, since it uses less digits than its factorization.

352677347566561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225177550.

The product of its digits is 4000752000, while the sum is 73.

The spelling of 352677347566561 in words is "three hundred fifty-two trillion, six hundred seventy-seven billion, three hundred forty-seven million, five hundred sixty-six thousand, five hundred sixty-one".