369869656321 has 16 divisors (see below), whose sum is σ = 407251728576. Its totient is φ = 333122400000.

The previous prime is 369869656313. The next prime is 369869656337. The reversal of 369869656321 is 123656968963.

It is a cyclic number.

It is not a de Polignac number, because 369869656321 - 2³ = 369869656313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (369869656721) 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 15 ways as a sum of consecutive naturals, for example, 652501 + ... + 1079581.

It is an arithmetic number, because the mean of its divisors is an integer number (25453233036).

Almost surely, 2^369869656321 is an apocalyptic number.

It is an amenable number.

369869656321 is a deficient number, since it is larger than the sum of its proper divisors (37382072255).

369869656321 is a wasteful number, since it uses less digits than its factorization.

369869656321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427824.

The product of its digits is 75582720, while the sum is 64.

The spelling of 369869656321 in words is "three hundred sixty-nine billion, eight hundred sixty-nine million, six hundred fifty-six thousand, three hundred twenty-one".