8518949229100 has 144 divisors (see below), whose sum is σ = 19634180832000. Its totient is φ = 3199281995520.

The previous prime is 8518949229079. The next prime is 8518949229107. The reversal of 8518949229100 is 19229498158.

It is not an unprimeable number, because it can be changed into a prime (8518949229107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 125379337 + ... + 125447263.

It is an arithmetic number, because the mean of its divisors is an integer number (136348478000).

Almost surely, 2^{8518949229100} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8518949229100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9817090416000).

8518949229100 is an abundant number, since it is smaller than the sum of its proper divisors (11115231602900).

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

8518949229100 is a wasteful number, since it uses less digits than its factorization.

8518949229100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68552 (or 68545 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 58.

The spelling of 8518949229100 in words is "eight trillion, five hundred eighteen billion, nine hundred forty-nine million, two hundred twenty-nine thousand, one hundred".