352227645677 has 4 divisors (see below), whose sum is σ = 352228842720. Its totient is φ = 352226448636.

The previous prime is 352227645661. The next prime is 352227645697. The reversal of 352227645677 is 776546722253.

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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 776546722253 = 687277 ⋅1129889.

It is a cyclic number.

It is not a de Polignac number, because 352227645677 - 2⁴ = 352227645661 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 (352227645617) 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, 183074 + ... + 859052.

It is an arithmetic number, because the mean of its divisors is an integer number (88057210680).

Almost surely, 2^352227645677 is an apocalyptic number.

It is an amenable number.

352227645677 is a deficient number, since it is larger than the sum of its proper divisors (1197043).

352227645677 is an equidigital number, since it uses as much as digits as its factorization.

352227645677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197042.

The product of its digits is 29635200, while the sum is 56.

The spelling of 352227645677 in words is "three hundred fifty-two billion, two hundred twenty-seven million, six hundred forty-five thousand, six hundred seventy-seven".