655284099 has 16 divisors (see below), whose sum is σ = 933940224. Its totient is φ = 407668800.

The previous prime is 655284083. The next prime is 655284101. The reversal of 655284099 is 990482556.

It is not a de Polignac number, because 655284099 - 2⁴ = 655284083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (655280099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112987 + ... + 118644.

It is an arithmetic number, because the mean of its divisors is an integer number (58371264).

Almost surely, 2^655284099 is an apocalyptic number.

655284099 is a gapful number since it is divisible by the number (69) formed by its first and last digit.

655284099 is a deficient number, since it is larger than the sum of its proper divisors (278656125).

655284099 is a wasteful number, since it uses less digits than its factorization.

655284099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231698.

The product of its (nonzero) digits is 777600, while the sum is 48.

The square root of 655284099 is about 25598.5175156688. The cubic root of 655284099 is about 868.5801029735.

The spelling of 655284099 in words is "six hundred fifty-five million, two hundred eighty-four thousand, ninety-nine".