26404950016 has 39 divisors (see below), whose sum is σ = 52824258651. Its totient is φ = 13197275136.

The previous prime is 26404949983. The next prime is 26404950023. The reversal of 26404950016 is 61005940462.

The square root of 26404950016 is 162496.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 10398475 + ... + 10401013.

Almost surely, 2^26404950016 is an apocalyptic number.

26404950016 is the 162496-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26404950016

26404950016 is an abundant number, since it is smaller than the sum of its proper divisors (26419308635).

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

26404950016 is an frugal number, since it uses more digits than its factorization.

26404950016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5102 (or 2541 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 26404950016 in words is "twenty-six billion, four hundred four million, nine hundred fifty thousand, sixteen".