2138719602 has 16 divisors (see below), whose sum is σ = 4279900320. Its totient is φ = 712496352.

The previous prime is 2138719589. The next prime is 2138719619. The reversal of 2138719602 is 2069178312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91152 + ... + 112187.

It is an arithmetic number, because the mean of its divisors is an integer number (267493770).

Almost surely, 2^2138719602 is an apocalyptic number.

2138719602 is an abundant number, since it is smaller than the sum of its proper divisors (2141180718).

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

2138719602 is a wasteful number, since it uses less digits than its factorization.

2138719602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205097.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 2138719602 is about 46246.2928460217. The cubic root of 2138719602 is about 1288.4016825328.

The spelling of 2138719602 in words is "two billion, one hundred thirty-eight million, seven hundred nineteen thousand, six hundred two".