369681329522 has 6 divisors (see below), whose sum is σ = 554523284079. Its totient is φ = 184840234830.

The previous prime is 369681329497. The next prime is 369681329527. The reversal of 369681329522 is 225923186963.

It can be written as a sum of positive squares in only one way, i.e., 184840664761 + 184840664761 = 429931^2 + 429931^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=429931.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (369681329527) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 644897 + ... + 1074827.

Almost surely, 2^369681329522 is an apocalyptic number.

369681329522 is a deficient number, since it is larger than the sum of its proper divisors (184841954557).

369681329522 is an frugal number, since it uses more digits than its factorization.

369681329522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859864 (or 429933 counting only the distinct ones).

The product of its digits is 8398080, while the sum is 56.

The spelling of 369681329522 in words is "three hundred sixty-nine billion, six hundred eighty-one million, three hundred twenty-nine thousand, five hundred twenty-two".