369099991296 has 135 divisors (see below), whose sum is σ = 1100850315411. Its totient is φ = 123004168704.

The previous prime is 369099991291. The next prime is 369099991321. The reversal of 369099991296 is 692199990963.

The square root of 369099991296 is 607536.

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

369099991296 is a `hidden beast` number, since 369 + 0 + 9 + 99 + 91 + 2 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is not an unprimeable number, because it can be changed into a prime (369099991291) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 87483075 + ... + 87487293.

Almost surely, 2^369099991296 is an apocalyptic number.

369099991296 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

369099991296 is the 607536-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 369099991296

369099991296 is an abundant number, since it is smaller than the sum of its proper divisors (731750324115).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

369099991296 is an frugal number, since it uses more digits than its factorization.

369099991296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8466 (or 4224 counting only the distinct ones).

The product of its (nonzero) digits is 114791256, while the sum is 72.

The spelling of 369099991296 in words is "three hundred sixty-nine billion, ninety-nine million, nine hundred ninety-one thousand, two hundred ninety-six".