26904753513 has 24 divisors (see below), whose sum is σ = 43090384896. Its totient is φ = 16038597600.

The previous prime is 26904753479. The next prime is 26904753563. The reversal of 26904753513 is 31535740962.

26904753513 is a `hidden beast` number, since 2 + 6 + 90 + 47 + 5 + 3 + 513 = 666.

It is not a de Polignac number, because 26904753513 - 2¹⁶ = 26904687977 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26904753563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2221545 + ... + 2233622.

It is an arithmetic number, because the mean of its divisors is an integer number (1795432704).

Almost surely, 2^26904753513 is an apocalyptic number.

It is an amenable number.

26904753513 is a deficient number, since it is larger than the sum of its proper divisors (16185631383).

26904753513 is a wasteful number, since it uses less digits than its factorization.

26904753513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4455245 (or 4455242 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The spelling of 26904753513 in words is "twenty-six billion, nine hundred four million, seven hundred fifty-three thousand, five hundred thirteen".