12016204556154 has 8 divisors (see below), whose sum is σ = 24032409112320. Its totient is φ = 4005401518716.

The previous prime is 12016204556113. The next prime is 12016204556183. The reversal of 12016204556154 is 45165540261021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

12016204556154 is an admirable number.

It is a super-2 number, since 2×12016204556154² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001350379674 + ... + 1001350379685.

It is an arithmetic number, because the mean of its divisors is an integer number (3004051139040).

Almost surely, 2^{12016204556154} is an apocalyptic number.

12016204556154 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12016204556154 is a wasteful number, since it uses less digits than its factorization.

12016204556154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002700759364.

The product of its (nonzero) digits is 288000, while the sum is 42.

The spelling of 12016204556154 in words is "twelve trillion, sixteen billion, two hundred four million, five hundred fifty-six thousand, one hundred fifty-four".