361636140424 has 16 divisors (see below), whose sum is σ = 730226822220. Its totient is φ = 166908987840.

The previous prime is 361636140407. The next prime is 361636140473. The reversal of 361636140424 is 424041636163.

It can be written as a sum of positive squares in 2 ways, for example, as 350722159524 + 10913980900 = 592218^2 + 104470^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1738635187 + ... + 1738635394.

Almost surely, 2^361636140424 is an apocalyptic number.

It is an amenable number.

361636140424 is an abundant number, since it is smaller than the sum of its proper divisors (368590681796).

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

361636140424 is a wasteful number, since it uses less digits than its factorization.

361636140424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3477270600 (or 3477270596 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 40.

Adding to 361636140424 its reverse (424041636163), we get a palindrome (785677776587).

The spelling of 361636140424 in words is "three hundred sixty-one billion, six hundred thirty-six million, one hundred forty thousand, four hundred twenty-four".