369529036321 has 3 divisors (see below), whose sum is σ = 369529644211. Its totient is φ = 369528428432.

The previous prime is 369529036313. The next prime is 369529036367. The reversal of 369529036321 is 123630925963.

The square root of 369529036321 is 607889.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 123630925963 = 19457 ⋅6354059.

It can be written as a sum of positive squares in only one way, i.e., 323407178721 + 46121857600 = 568689^2 + 214760^2 .

It is not a de Polignac number, because 369529036321 - 2³ = 369529036313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (369529036301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 303945 + ... + 911833.

Almost surely, 2^369529036321 is an apocalyptic number.

369529036321 is the 607889-th square number.

369529036321 is the 303945-th centered octagonal number.

It is an amenable number.

369529036321 is a deficient number, since it is larger than the sum of its proper divisors (607890).

369529036321 is an frugal number, since it uses more digits than its factorization.

369529036321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215778 (or 607889 counting only the distinct ones).

The product of its (nonzero) digits is 1574640, while the sum is 49.

Multiplying 369529036321 by its sum of digits (49), we get a square (18106922779729 = 4255223²).

The spelling of 369529036321 in words is "three hundred sixty-nine billion, five hundred twenty-nine million, thirty-six thousand, three hundred twenty-one".