3618355906827 has 6 divisors (see below), whose sum is σ = 5226514087652. Its totient is φ = 2412237271212.

The previous prime is 3618355906817. The next prime is 3618355906843. The reversal of 3618355906827 is 7286095538163.

3618355906827 is a `hidden beast` number, since 3 + 6 + 1 + 8 + 35 + 590 + 6 + 8 + 2 + 7 = 666.

It is not a de Polignac number, because 3618355906827 - 2²⁴ = 3618339129611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3618355906817) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 201019772593 + ... + 201019772610.

Almost surely, 2^{3618355906827} is an apocalyptic number.

3618355906827 is a deficient number, since it is larger than the sum of its proper divisors (1608158180825).

3618355906827 is a wasteful number, since it uses less digits than its factorization.

3618355906827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402039545209 (or 402039545206 counting only the distinct ones).

The product of its (nonzero) digits is 65318400, while the sum is 63.

The spelling of 3618355906827 in words is "three trillion, six hundred eighteen billion, three hundred fifty-five million, nine hundred six thousand, eight hundred twenty-seven".