126788724064 has 96 divisors (see below), whose sum is σ = 262980478656. Its totient is φ = 60092743680.

The previous prime is 126788724031. The next prime is 126788724089. The reversal of 126788724064 is 460427887621.

It is a junction number, because it is equal to n+sod(n) for n = 126788723996 and 126788724014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47717424 + ... + 47720080.

It is an arithmetic number, because the mean of its divisors is an integer number (2739379986).

Almost surely, 2^126788724064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126788724064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131490239328).

126788724064 is an abundant number, since it is smaller than the sum of its proper divisors (136191754592).

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

126788724064 is a wasteful number, since it uses less digits than its factorization.

126788724064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3728 (or 3720 counting only the distinct ones).

The product of its (nonzero) digits is 7225344, while the sum is 55.

The spelling of 126788724064 in words is "one hundred twenty-six billion, seven hundred eighty-eight million, seven hundred twenty-four thousand, sixty-four".