26064810916 has 27 divisors (see below), whose sum is σ = 46182605889. Its totient is φ = 12871766688.

The previous prime is 26064810901. The next prime is 26064810917. The reversal of 26064810916 is 61901846062.

The square root of 26064810916 is 161446.

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

It can be written as a sum of positive squares in only one way, i.e., 5004996516 + 21059814400 = 70746^2 + 145120^2 .

It is a super-3 number, since 3×26064810916³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26064810917) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 28736935 + ... + 28737841.

Almost surely, 2^26064810916 is an apocalyptic number.

26064810916 is the 161446-th square number.

It is an amenable number.

26064810916 is a deficient number, since it is larger than the sum of its proper divisors (20117794973).

26064810916 is an frugal number, since it uses more digits than its factorization.

26064810916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1996 (or 998 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The spelling of 26064810916 in words is "twenty-six billion, sixty-four million, eight hundred ten thousand, nine hundred sixteen".