100247139163944 has 320 divisors, whose sum is σ = 289249506754560. Its totient is φ = 32421111166080.

The previous prime is 100247139163937. The next prime is 100247139163967. The reversal of 100247139163944 is 449361931742001.

It is a happy number.

100247139163944 is a `hidden beast` number, since 1 + 0 + 0 + 2 + 471 + 3 + 9 + 163 + 9 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 5132709459 + ... + 5132728989.

It is an arithmetic number, because the mean of its divisors is an integer number (903904708608).

Almost surely, 2^{100247139163944} 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 100247139163944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144624753377280).

100247139163944 is an abundant number, since it is smaller than the sum of its proper divisors (189002367590616).

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

100247139163944 is a wasteful number, since it uses less digits than its factorization.

100247139163944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21050 (or 21037 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 100247139163944 in words is "one hundred trillion, two hundred forty-seven billion, one hundred thirty-nine million, one hundred sixty-three thousand, nine hundred forty-four".