111879354600 has 960 divisors, whose sum is σ = 435572121600. Its totient is φ = 26440888320.

The previous prime is 111879354589. The next prime is 111879354659. The reversal of 111879354600 is 6453978111.

111879354600 is a `hidden beast` number, since 1 + 1 + 1 + 8 + 7 + 9 + 35 + 4 + 600 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 880939737 + ... + 880939863.

It is an arithmetic number, because the mean of its divisors is an integer number (453720960).

Almost surely, 2^111879354600 is an apocalyptic number.

111879354600 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 111879354600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217786060800).

111879354600 is an abundant number, since it is smaller than the sum of its proper divisors (323692767000).

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

111879354600 is a wasteful number, since it uses less digits than its factorization.

111879354600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304 (or 286 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The spelling of 111879354600 in words is "one hundred eleven billion, eight hundred seventy-nine million, three hundred fifty-four thousand, six hundred".