327428100361 has 4 divisors (see below), whose sum is σ = 328833371412. Its totient is φ = 326022829312.

The previous prime is 327428100323. The next prime is 327428100407. The reversal of 327428100361 is 163001824723.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 163001824723 = 79 ⋅2063314237.

It can be written as a sum of positive squares in 2 ways, for example, as 26510026761 + 300918073600 = 162819^2 + 548560^2 .

It is a cyclic number.

It is not a de Polignac number, because 327428100361 - 2¹³ = 327428092169 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 327428100361.

It is not an unprimeable number, because it can be changed into a prime (327428100161) 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, 702635176 + ... + 702635641.

It is an arithmetic number, because the mean of its divisors is an integer number (82208342853).

Almost surely, 2^327428100361 is an apocalyptic number.

It is an amenable number.

327428100361 is a deficient number, since it is larger than the sum of its proper divisors (1405271051).

327428100361 is a wasteful number, since it uses less digits than its factorization.

327428100361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405271050.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 327428100361 in words is "three hundred twenty-seven billion, four hundred twenty-eight million, one hundred thousand, three hundred sixty-one".