26968945024 has 128 divisors (see below), whose sum is σ = 62983514880. Its totient is φ = 11261859840.

The previous prime is 26968945013. The next prime is 26968945037. The reversal of 26968945024 is 42054986962.

It is a tau number, because it is divible by the number of its divisors (128).

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, 26622342 + ... + 26623354.

It is an arithmetic number, because the mean of its divisors is an integer number (492058710).

Almost surely, 2^26968945024 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 26968945024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31491757440).

26968945024 is an abundant number, since it is smaller than the sum of its proper divisors (36014569856).

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

26968945024 is a wasteful number, since it uses less digits than its factorization.

26968945024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768 (or 1756 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 55.

The spelling of 26968945024 in words is "twenty-six billion, nine hundred sixty-eight million, nine hundred forty-five thousand, twenty-four".