2112451408080 has 320 divisors, whose sum is σ = 8002657797120. Its totient is φ = 508924145664.

The previous prime is 2112451408069. The next prime is 2112451408183. The reversal of 2112451408080 is 808041542112.

2112451408080 is a `hidden beast` number, since 2 + 1 + 1 + 245 + 1 + 408 + 0 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 519444 + ... + 2120076.

It is an arithmetic number, because the mean of its divisors is an integer number (25008305616).

Almost surely, 2^{2112451408080} is an apocalyptic number.

2112451408080 is a gapful number since it is divisible by the number (20) 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 2112451408080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4001328898560).

2112451408080 is an abundant number, since it is smaller than the sum of its proper divisors (5890206389040).

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

2112451408080 is a wasteful number, since it uses less digits than its factorization.

2112451408080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600715 (or 1600703 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 36.

The spelling of 2112451408080 in words is "two trillion, one hundred twelve billion, four hundred fifty-one million, four hundred eight thousand, eighty".