998713055 has 64 divisors (see below), whose sum is σ = 1357171200. Its totient is φ = 702535680.

The previous prime is 998713043. The next prime is 998713057. The reversal of 998713055 is 550317899.

It is not a de Polignac number, because 998713055 - 2¹⁰ = 998712031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998713057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11221451 + ... + 11221539.

It is an arithmetic number, because the mean of its divisors is an integer number (21205800).

Almost surely, 2^998713055 is an apocalyptic number.

998713055 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

998713055 is a deficient number, since it is larger than the sum of its proper divisors (358458145).

998713055 is a wasteful number, since it uses less digits than its factorization.

998713055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264.

The product of its (nonzero) digits is 340200, while the sum is 47.

The square root of 998713055 is about 31602.4216635371. The cubic root of 998713055 is about 999.5708341764.

The spelling of 998713055 in words is "nine hundred ninety-eight million, seven hundred thirteen thousand, fifty-five".