26344764452 has 12 divisors (see below), whose sum is σ = 46559807196. Its totient is φ = 13041962400.

The previous prime is 26344764451. The next prime is 26344764461. The reversal of 26344764452 is 25446744362.

It can be written as a sum of positive squares in 2 ways, for example, as 19059459136 + 7285305316 = 138056^2 + 85354^2 .

It is a super-2 number, since 2×26344764452² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26344764397 and 26344764406.

It is not an unprimeable number, because it can be changed into a prime (26344764451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32604503 + ... + 32605310.

It is an arithmetic number, because the mean of its divisors is an integer number (3879983933).

Almost surely, 2^26344764452 is an apocalyptic number.

It is an amenable number.

26344764452 is a deficient number, since it is larger than the sum of its proper divisors (20215042744).

26344764452 is a wasteful number, since it uses less digits than its factorization.

26344764452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65209918 (or 65209916 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 47.

The spelling of 26344764452 in words is "twenty-six billion, three hundred forty-four million, seven hundred sixty-four thousand, four hundred fifty-two".