12016649165358 has 16 divisors (see below), whose sum is σ = 24048773750736. Its totient is φ = 4002970485120.

The previous prime is 12016649165357. The next prime is 12016649165441. The reversal of 12016649165358 is 85356194661021.

It is a junction number, because it is equal to n+sod(n) for n = 12016649165298 and 12016649165307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12016649165357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 644799073 + ... + 644817708.

It is an arithmetic number, because the mean of its divisors is an integer number (1503048359421).

Almost surely, 2^{12016649165358} is an apocalyptic number.

12016649165358 is an abundant number, since it is smaller than the sum of its proper divisors (12032124585378).

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

12016649165358 is a wasteful number, since it uses less digits than its factorization.

12016649165358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1289618339.

The product of its (nonzero) digits is 9331200, while the sum is 57.

The spelling of 12016649165358 in words is "twelve trillion, sixteen billion, six hundred forty-nine million, one hundred sixty-five thousand, three hundred fifty-eight".