84399555513 has 16 divisors (see below), whose sum is σ = 138501835136. Its totient is φ = 44518446720.

The previous prime is 84399555509. The next prime is 84399555589. The reversal of 84399555513 is 31555599348.

It is not a de Polignac number, because 84399555513 - 2² = 84399555509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84399555013) 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 15 ways as a sum of consecutive naturals, for example, 154577668 + ... + 154578213.

It is an arithmetic number, because the mean of its divisors is an integer number (8656364696).

Almost surely, 2^84399555513 is an apocalyptic number.

It is an amenable number.

84399555513 is a deficient number, since it is larger than the sum of its proper divisors (54102279623).

84399555513 is a wasteful number, since it uses less digits than its factorization.

84399555513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309155904.

The product of its digits is 14580000, while the sum is 57.

The spelling of 84399555513 in words is "eighty-four billion, three hundred ninety-nine million, five hundred fifty-five thousand, five hundred thirteen".