361278852563 has 2 divisors, whose sum is σ = 361278852564. Its totient is φ = 361278852562.

The previous prime is 361278852527. The next prime is 361278852631. The reversal of 361278852563 is 365258872163.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (365258872163) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 361278852563 - 2⁶ = 361278852499 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 361278852499 and 361278852508.

It is not a weakly prime, because it can be changed into another prime (361278852503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180639426281 + 180639426282.

It is an arithmetic number, because the mean of its divisors is an integer number (180639426282).

Almost surely, 2^361278852563 is an apocalyptic number.

361278852563 is a deficient number, since it is larger than the sum of its proper divisors (1).

361278852563 is an equidigital number, since it uses as much as digits as its factorization.

361278852563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14515200, while the sum is 56.

The spelling of 361278852563 in words is "three hundred sixty-one billion, two hundred seventy-eight million, eight hundred fifty-two thousand, five hundred sixty-three".