2146154364616 has 16 divisors (see below), whose sum is σ = 4065524377740. Its totient is φ = 1062014530560.

The previous prime is 2146154364589. The next prime is 2146154364623. The reversal of 2146154364616 is 6164634516412.

It can be written as a sum of positive squares in 2 ways, for example, as 1898801320900 + 247353043716 = 1377970^2 + 497346^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2146154364616.

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, 1382830645 + ... + 1382832196.

Almost surely, 2^{2146154364616} is an apocalyptic number.

It is an amenable number.

2146154364616 is a deficient number, since it is larger than the sum of its proper divisors (1919370013124).

2146154364616 is a wasteful number, since it uses less digits than its factorization.

2146154364616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2765662944 (or 2765662940 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 49.

The spelling of 2146154364616 in words is "two trillion, one hundred forty-six billion, one hundred fifty-four million, three hundred sixty-four thousand, six hundred sixteen".