29042678818 has 16 divisors (see below), whose sum is σ = 45480289536. Its totient is φ = 13883198560.

The previous prime is 29042678813. The next prime is 29042678827. The reversal of 29042678818 is 81887624092.

It is a happy number.

It is a super-3 number, since 3×29042678818³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (29042678813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58123 + ... + 247918.

It is an arithmetic number, because the mean of its divisors is an integer number (2842518096).

Almost surely, 2^29042678818 is an apocalyptic number.

29042678818 is a deficient number, since it is larger than the sum of its proper divisors (16437610718).

29042678818 is a wasteful number, since it uses less digits than its factorization.

29042678818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308129.

The product of its (nonzero) digits is 3096576, while the sum is 55.

The spelling of 29042678818 in words is "twenty-nine billion, forty-two million, six hundred seventy-eight thousand, eight hundred eighteen".