126340760064 has 80 divisors (see below), whose sum is σ = 337204042560. Its totient is φ = 42035466240.

The previous prime is 126340760047. The next prime is 126340760071. The reversal of 126340760064 is 460067043621.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 754957 + ... + 906995.

It is an arithmetic number, because the mean of its divisors is an integer number (4215050532).

Almost surely, 2^126340760064 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 126340760064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168602021280).

126340760064 is an abundant number, since it is smaller than the sum of its proper divisors (210863282496).

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

126340760064 is an equidigital number, since it uses as much as digits as its factorization.

126340760064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152601 (or 152585 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

The spelling of 126340760064 in words is "one hundred twenty-six billion, three hundred forty million, seven hundred sixty thousand, sixty-four".