84930300057918 has 128 divisors (see below), whose sum is σ = 205267548441600. Its totient is φ = 22884737144832.

The previous prime is 84930300057901. The next prime is 84930300057931. The reversal of 84930300057918 is 81975000303948.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1318085830 + ... + 1318150262.

It is an arithmetic number, because the mean of its divisors is an integer number (1603652722200).

Almost surely, 2^{84930300057918} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84930300057918, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102633774220800).

84930300057918 is an abundant number, since it is smaller than the sum of its proper divisors (120337248383682).

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

84930300057918 is a wasteful number, since it uses less digits than its factorization.

84930300057918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71906.

The product of its (nonzero) digits is 6531840, while the sum is 57.

The spelling of 84930300057918 in words is "eighty-four trillion, nine hundred thirty billion, three hundred million, fifty-seven thousand, nine hundred eighteen".