29486973018 has 16 divisors (see below), whose sum is σ = 60876331776. Its totient is φ = 9511926720.

The previous prime is 29486973011. The next prime is 29486973023. The reversal of 29486973018 is 81037968492.

It is not an unprimeable number, because it can be changed into a prime (29486973011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79265871 + ... + 79266242.

It is an arithmetic number, because the mean of its divisors is an integer number (3804770736).

Almost surely, 2^29486973018 is an apocalyptic number.

29486973018 is an abundant number, since it is smaller than the sum of its proper divisors (31389358758).

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

29486973018 is a wasteful number, since it uses less digits than its factorization.

29486973018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158532149.

The product of its (nonzero) digits is 5225472, while the sum is 57.

The spelling of 29486973018 in words is "twenty-nine billion, four hundred eighty-six million, nine hundred seventy-three thousand, eighteen".