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918382002011 = 43891055922727
BaseRepresentation
bin11010101110100111101…
…01010011111101011011
310020210111121202112111122
431113103311103331123
5110021321243031021
61541522053315455
7123231235134065
oct15272365237533
93223447675448
10918382002011
11324535774aa1
12129ba4335b8b
13687abb98b86
1432642850735
1518d511e0bab
hexd5d3d53f5b

918382002011 has 16 divisors (see below), whose sum is σ = 950430412800. Its totient is φ = 886822335168.

The previous prime is 918382001891. The next prime is 918382002029. The reversal of 918382002011 is 110200283819.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-918382002011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (918382004011) 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, 40397930 + ... + 40420656.

It is an arithmetic number, because the mean of its divisors is an integer number (59401900800).

Almost surely, 2918382002011 is an apocalyptic number.

918382002011 is a deficient number, since it is larger than the sum of its proper divisors (32048410789).

918382002011 is a wasteful number, since it uses less digits than its factorization.

918382002011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33418.

The product of its (nonzero) digits is 6912, while the sum is 35.

The spelling of 918382002011 in words is "nine hundred eighteen billion, three hundred eighty-two million, two thousand, eleven".

Divisors: 1 43 89 3827 10559 22727 454037 939751 977261 2022703 40409293 86976229 239974393 10318898899 21357720977 918382002011