2138376612 has 48 divisors (see below), whose sum is σ = 5024214272. Its totient is φ = 707857920.

The previous prime is 2138376601. The next prime is 2138376613. The reversal of 2138376612 is 2166738312.

It is not an unprimeable number, because it can be changed into a prime (2138376613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1338198 + ... + 1339794.

Almost surely, 2^2138376612 is an apocalyptic number.

It is an amenable number.

2138376612 is an abundant number, since it is smaller than the sum of its proper divisors (2885837660).

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

2138376612 is a wasteful number, since it uses less digits than its factorization.

2138376612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2308 (or 2306 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The square root of 2138376612 is about 46242.5844000960. The cubic root of 2138376612 is about 1288.3328044811.

The spelling of 2138376612 in words is "two billion, one hundred thirty-eight million, three hundred seventy-six thousand, six hundred twelve".