16369155364 has 81 divisors (see below), whose sum is σ = 31458177331. Its totient is φ = 7451342080.

The previous prime is 16369155359. The next prime is 16369155377. The reversal of 16369155364 is 46355196361.

The square root of 16369155364 is 127942.

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

It can be written as a sum of positive squares in 4 ways, for example, as 4101377764 + 12267777600 = 64042^2 + 110760^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 230551449 + ... + 230551519.

Almost surely, 2^16369155364 is an apocalyptic number.

16369155364 is the 127942-nd square number.

It is an amenable number.

16369155364 is a deficient number, since it is larger than the sum of its proper divisors (15089021967).

16369155364 is an equidigital number, since it uses as much as digits as its factorization.

16369155364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286 (or 143 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 49.

Multiplying 16369155364 by its sum of digits (49), we get a square (802088612836 = 895594²).

The spelling of 16369155364 in words is "sixteen billion, three hundred sixty-nine million, one hundred fifty-five thousand, three hundred sixty-four".