361450503421 has 32 divisors (see below), whose sum is σ = 429451776000. Its totient is φ = 297787603392.

The previous prime is 361450503409. The next prime is 361450503443. The reversal of 361450503421 is 124305054163.

It is a cyclic number.

It is not a de Polignac number, because 361450503421 - 2²⁵ = 361416948989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361450503481) 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 in 31 ways as a sum of consecutive naturals, for example, 20741650 + ... + 20759068.

It is an arithmetic number, because the mean of its divisors is an integer number (13420368000).

Almost surely, 2^361450503421 is an apocalyptic number.

It is an amenable number.

361450503421 is a deficient number, since it is larger than the sum of its proper divisors (68001272579).

361450503421 is a wasteful number, since it uses less digits than its factorization.

361450503421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18601.

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 361450503421 its reverse (124305054163), we get a palindrome (485755557584).

The spelling of 361450503421 in words is "three hundred sixty-one billion, four hundred fifty million, five hundred three thousand, four hundred twenty-one".