1626420124800 has 960 divisors, whose sum is σ = 6368486810400. Its totient is φ = 407586816000.

The previous prime is 1626420124783. The next prime is 1626420124909. The reversal of 1626420124800 is 84210246261.

1626420124800 is a `hidden beast` number, since 1 + 6 + 2 + 642 + 0 + 1 + 2 + 4 + 8 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (960).

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

It is an unprimeable number.

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 119 ways as a sum of consecutive naturals, for example, 645147540 + ... + 645150060.

Almost surely, 2^{1626420124800} is an apocalyptic number.

1626420124800 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 1626420124800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3184243405200).

1626420124800 is an abundant number, since it is smaller than the sum of its proper divisors (4742066685600).

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

1626420124800 is a wasteful number, since it uses less digits than its factorization.

1626420124800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2707 (or 2681 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The spelling of 1626420124800 in words is "one trillion, six hundred twenty-six billion, four hundred twenty million, one hundred twenty-four thousand, eight hundred".