126239284080 has 1600 divisors, whose sum is σ = 585300038400. Its totient is φ = 24970788864.

The previous prime is 126239284027. The next prime is 126239284081. The reversal of 126239284080 is 80482932621.

126239284080 is a `hidden beast` number, since 1 + 2 + 6 + 239 + 2 + 8 + 408 + 0 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126239284081) 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 319 ways as a sum of consecutive naturals, for example, 491203312 + ... + 491203568.

It is an arithmetic number, because the mean of its divisors is an integer number (365812524).

Almost surely, 2^126239284080 is an apocalyptic number.

126239284080 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 126239284080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292650019200).

126239284080 is an abundant number, since it is smaller than the sum of its proper divisors (459060754320).

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

126239284080 is a wasteful number, since it uses less digits than its factorization.

126239284080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333 (or 304 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The spelling of 126239284080 in words is "one hundred twenty-six billion, two hundred thirty-nine million, two hundred eighty-four thousand, eighty".