100155446600 has 96 divisors (see below), whose sum is σ = 254462329440. Its totient is φ = 36358272000.

The previous prime is 100155446579. The next prime is 100155446609. The reversal of 100155446600 is 6644551001.

It is a super-2 number, since 2×100155446600² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100155446609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1266215 + ... + 1342985.

It is an arithmetic number, because the mean of its divisors is an integer number (2650649265).

Almost surely, 2^100155446600 is an apocalyptic number.

100155446600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100155446600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127231164720).

100155446600 is an abundant number, since it is smaller than the sum of its proper divisors (154306882840).

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

100155446600 is a wasteful number, since it uses less digits than its factorization.

100155446600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77391 (or 77382 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 100155446600 its reverse (6644551001), we get a palindrome (106799997601).

The spelling of 100155446600 in words is "one hundred billion, one hundred fifty-five million, four hundred forty-six thousand, six hundred".