366612461563 has 2 divisors, whose sum is σ = 366612461564. Its totient is φ = 366612461562.

The previous prime is 366612461513. The next prime is 366612461599. The reversal of 366612461563 is 365164216663.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 366612461563 - 2²⁵ = 366578907131 is a prime.

It is not a weakly prime, because it can be changed into another prime (366612461513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183306230781 + 183306230782.

It is an arithmetic number, because the mean of its divisors is an integer number (183306230782).

Almost surely, 2^366612461563 is an apocalyptic number.

366612461563 is a deficient number, since it is larger than the sum of its proper divisors (1).

366612461563 is an equidigital number, since it uses as much as digits as its factorization.

366612461563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2799360, while the sum is 49.

The spelling of 366612461563 in words is "three hundred sixty-six billion, six hundred twelve million, four hundred sixty-one thousand, five hundred sixty-three".