361661603104 has 96 divisors (see below), whose sum is σ = 759880396800. Its totient is φ = 168945004800.

The previous prime is 361661603059. The next prime is 361661603111. The reversal of 361661603104 is 401306166163.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45482329 + ... + 45490279.

It is an arithmetic number, because the mean of its divisors is an integer number (7915420800).

Almost surely, 2^361661603104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 361661603104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (379940198400).

361661603104 is an abundant number, since it is smaller than the sum of its proper divisors (398218793696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

361661603104 is a wasteful number, since it uses less digits than its factorization.

361661603104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9006 (or 8998 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 37.

Adding to 361661603104 its reverse (401306166163), we get a palindrome (762967769267).

The spelling of 361661603104 in words is "three hundred sixty-one billion, six hundred sixty-one million, six hundred three thousand, one hundred four".