366542222245663 has 4 divisors (see below), whose sum is σ = 366545973632608. Its totient is φ = 366538470858720.

The previous prime is 366542222245643. The next prime is 366542222245679.

366542222245663 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 366542222245663 - 2⁹ = 366542222245151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 366542222245598 and 366542222245607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366542222245643) 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, 1875546906 + ... + 1875742327.

It is an arithmetic number, because the mean of its divisors is an integer number (91636493408152).

Almost surely, 2^{366542222245663} is an apocalyptic number.

366542222245663 is a deficient number, since it is larger than the sum of its proper divisors (3751386945).

366542222245663 is an equidigital number, since it uses as much as digits as its factorization.

366542222245663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3751386944.

The product of its digits is 149299200, while the sum is 58.

The spelling of 366542222245663 in words is "three hundred sixty-six trillion, five hundred forty-two billion, two hundred twenty-two million, two hundred forty-five thousand, six hundred sixty-three".