801218117058 has 64 divisors (see below), whose sum is σ = 1807515440640. Its totient is φ = 235263820032.

The previous prime is 801218116997. The next prime is 801218117059. The reversal of 801218117058 is 850711812108.

It is a super-2 number, since 2×801218117058² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (801218117059) 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 31 ways as a sum of consecutive naturals, for example, 2329660 + ... + 2651367.

It is an arithmetic number, because the mean of its divisors is an integer number (28242428760).

Almost surely, 2^801218117058 is an apocalyptic number.

801218117058 is an abundant number, since it is smaller than the sum of its proper divisors (1006297323582).

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

801218117058 is a wasteful number, since it uses less digits than its factorization.

801218117058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4981151.

The product of its (nonzero) digits is 35840, while the sum is 42.

The spelling of 801218117058 in words is "eight hundred one billion, two hundred eighteen million, one hundred seventeen thousand, fifty-eight".