2138669360236 has 12 divisors (see below), whose sum is σ = 3743918542840. Its totient is φ = 1068978348000.

The previous prime is 2138669360203. The next prime is 2138669360279. The reversal of 2138669360236 is 6320639668312.

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, 89069526 + ... + 89093533.

Almost surely, 2^{2138669360236} is an apocalyptic number.

It is an amenable number.

2138669360236 is a deficient number, since it is larger than the sum of its proper divisors (1605249182604).

2138669360236 is a wasteful number, since it uses less digits than its factorization.

2138669360236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178166064 (or 178166062 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 55.

The spelling of 2138669360236 in words is "two trillion, one hundred thirty-eight billion, six hundred sixty-nine million, three hundred sixty thousand, two hundred thirty-six".