26264953449 has 24 divisors (see below), whose sum is σ = 45640021440. Its totient is φ = 14218620768.

The previous prime is 26264953447. The next prime is 26264953483. The reversal of 26264953449 is 94435946262.

26264953449 is a `hidden beast` number, since 2 + 6 + 2 + 64 + 9 + 534 + 49 = 666.

It is not a de Polignac number, because 26264953449 - 2¹ = 26264953447 is a prime.

It is a super-3 number, since 3×26264953449³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26264953395 and 26264953404.

It is not an unprimeable number, because it can be changed into a prime (26264953447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10969962 + ... + 10972355.

It is an arithmetic number, because the mean of its divisors is an integer number (1901667560).

Almost surely, 2^26264953449 is an apocalyptic number.

It is an amenable number.

26264953449 is a deficient number, since it is larger than the sum of its proper divisors (19375067991).

26264953449 is a wasteful number, since it uses less digits than its factorization.

26264953449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21942349 (or 21942346 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 54.

The spelling of 26264953449 in words is "twenty-six billion, two hundred sixty-four million, nine hundred fifty-three thousand, four hundred forty-nine".