26730464053 has 4 divisors (see below), whose sum is σ = 26890526880. Its totient is φ = 26570401228.

The previous prime is 26730464041. The next prime is 26730464071. The reversal of 26730464053 is 35046403762.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35046403762 = 2 ⋅17523201881.

It is a cyclic number.

It is not a de Polignac number, because 26730464053 - 2⁵ = 26730464021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26730463997 and 26730464015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26730464153) 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, 80031163 + ... + 80031496.

It is an arithmetic number, because the mean of its divisors is an integer number (6722631720).

Almost surely, 2^26730464053 is an apocalyptic number.

It is an amenable number.

26730464053 is a deficient number, since it is larger than the sum of its proper divisors (160062827).

26730464053 is a wasteful number, since it uses less digits than its factorization.

26730464053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160062826.

The product of its (nonzero) digits is 362880, while the sum is 40.

The spelling of 26730464053 in words is "twenty-six billion, seven hundred thirty million, four hundred sixty-four thousand, fifty-three".