327620132669 has 4 divisors (see below), whose sum is σ = 327631455420. Its totient is φ = 327608809920.

The previous prime is 327620132659. The next prime is 327620132681. The reversal of 327620132669 is 966231026723.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 966231026723 = 17 ⋅56837119219.

It can be written as a sum of positive squares in 2 ways, for example, as 107199272569 + 220420860100 = 327413^2 + 469490^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-327620132669 is a prime.

It is a super-2 number, since 2×327620132669² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (327620132659) 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, 5617862 + ... + 5675879.

It is an arithmetic number, because the mean of its divisors is an integer number (81907863855).

Almost surely, 2^327620132669 is an apocalyptic number.

It is an amenable number.

327620132669 is a deficient number, since it is larger than the sum of its proper divisors (11322751).

327620132669 is a wasteful number, since it uses less digits than its factorization.

327620132669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11322750.

The product of its (nonzero) digits is 979776, while the sum is 47.

The spelling of 327620132669 in words is "three hundred twenty-seven billion, six hundred twenty million, one hundred thirty-two thousand, six hundred sixty-nine".