361904472338 has 4 divisors (see below), whose sum is σ = 542856708510. Its totient is φ = 180952236168.

The previous prime is 361904472337. The next prime is 361904472359. The reversal of 361904472338 is 833274409163.

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., 200841111409 + 161063360929 = 448153^2 + 401327^2 .

It is not an unprimeable number, because it can be changed into a prime (361904472331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90476118083 + ... + 90476118086.

Almost surely, 2^361904472338 is an apocalyptic number.

361904472338 is a deficient number, since it is larger than the sum of its proper divisors (180952236172).

361904472338 is a wasteful number, since it uses less digits than its factorization.

361904472338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180952236171.

The product of its (nonzero) digits is 2612736, while the sum is 50.

The spelling of 361904472338 in words is "three hundred sixty-one billion, nine hundred four million, four hundred seventy-two thousand, three hundred thirty-eight".