20150216118 has 24 divisors (see below), whose sum is σ = 43669333656. Its totient is φ = 6715118400.

The previous prime is 20150216083. The next prime is 20150216173. The reversal of 20150216118 is 81161205102.

20150216118 is a `hidden beast` number, since 20 + 1 + 5 + 0 + 21 + 611 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 20150216091 and 20150216100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57123 + ... + 208718.

It is an arithmetic number, because the mean of its divisors is an integer number (1819555569).

Almost surely, 2^20150216118 is an apocalyptic number.

20150216118 is an abundant number, since it is smaller than the sum of its proper divisors (23519117538).

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

20150216118 is a wasteful number, since it uses less digits than its factorization.

20150216118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270060 (or 270057 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 27.

The spelling of 20150216118 in words is "twenty billion, one hundred fifty million, two hundred sixteen thousand, one hundred eighteen".