100427287045384 has 128 divisors (see below), whose sum is σ = 205631794368000. Its totient is φ = 45703549292544.

The previous prime is 100427287045367. The next prime is 100427287045453. The reversal of 100427287045384 is 483540782724001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10033693372 + ... + 10033703380.

It is an arithmetic number, because the mean of its divisors is an integer number (1606498393500).

Almost surely, 2^{100427287045384} 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 100427287045384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102815897184000).

100427287045384 is an abundant number, since it is smaller than the sum of its proper divisors (105204507322616).

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

100427287045384 is a wasteful number, since it uses less digits than its factorization.

100427287045384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13007 (or 13003 counting only the distinct ones).

The product of its (nonzero) digits is 12042240, while the sum is 55.

The spelling of 100427287045384 in words is "one hundred trillion, four hundred twenty-seven billion, two hundred eighty-seven million, forty-five thousand, three hundred eighty-four".