29840271019 has 12 divisors (see below), whose sum is σ = 32317710696. Its totient is φ = 27540207552.

The previous prime is 29840271011. The next prime is 29840271023. The reversal of 29840271019 is 91017204892.

It is a happy number.

It is not a de Polignac number, because 29840271019 - 2³ = 29840271011 is a prime.

It is a super-2 number, since 2×29840271019² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29840271011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1361919 + ... + 1383655.

It is an arithmetic number, because the mean of its divisors is an integer number (2693142558).

Almost surely, 2^29840271019 is an apocalyptic number.

29840271019 is a deficient number, since it is larger than the sum of its proper divisors (2477439677).

29840271019 is a wasteful number, since it uses less digits than its factorization.

29840271019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29886 (or 29873 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 43.

The spelling of 29840271019 in words is "twenty-nine billion, eight hundred forty million, two hundred seventy-one thousand, nineteen".