4139129372 has 18 divisors (see below), whose sum is σ = 8426085192. Its totient is φ = 1773912504.

The previous prime is 4139129363. The next prime is 4139129437. The reversal of 4139129372 is 2739219314.

It is a super-2 number, since 2×4139129372² = 34264783916306228768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 10558808 + ... + 10559199.

It is an arithmetic number, because the mean of its divisors is an integer number (468115844).

Almost surely, 2^4139129372 is an apocalyptic number.

It is an amenable number.

4139129372 is an abundant number, since it is smaller than the sum of its proper divisors (4286955820).

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

4139129372 is a wasteful number, since it uses less digits than its factorization.

4139129372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21118025 (or 21118016 counting only the distinct ones).

The product of its digits is 81648, while the sum is 41.

The square root of 4139129372 is about 64336.0658728835. The cubic root of 4139129372 is about 1605.5962073650.

The spelling of 4139129372 in words is "four billion, one hundred thirty-nine million, one hundred twenty-nine thousand, three hundred seventy-two".