361213436546 has 4 divisors (see below), whose sum is σ = 541820154822. Its totient is φ = 180606718272.

The previous prime is 361213436543. The next prime is 361213436611. The reversal of 361213436546 is 645634312163.

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

It can be written as a sum of positive squares in only one way, i.e., 284503825321 + 76709611225 = 533389^2 + 276965^2 .

It is a junction number, because it is equal to n+sod(n) for n = 361213436497 and 361213436506.

It is not an unprimeable number, because it can be changed into a prime (361213436543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90303359135 + ... + 90303359138.

Almost surely, 2^361213436546 is an apocalyptic number.

361213436546 is a deficient number, since it is larger than the sum of its proper divisors (180606718276).

361213436546 is a wasteful number, since it uses less digits than its factorization.

361213436546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180606718275.

The product of its digits is 933120, while the sum is 44.

The spelling of 361213436546 in words is "three hundred sixty-one billion, two hundred thirteen million, four hundred thirty-six thousand, five hundred forty-six".