26799053457 has 32 divisors (see below), whose sum is σ = 39210272640. Its totient is φ = 16146368000.

The previous prime is 26799053399. The next prime is 26799053459. The reversal of 26799053457 is 75435099762.

It is a cyclic number.

It is not a de Polignac number, because 26799053457 - 2¹⁴ = 26799037073 is a prime.

It is a super-2 number, since 2×26799053457² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26799053397 and 26799053406.

It is not an unprimeable number, because it can be changed into a prime (26799053459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4271719 + ... + 4277987.

It is an arithmetic number, because the mean of its divisors is an integer number (1225321020).

Almost surely, 2^26799053457 is an apocalyptic number.

It is an amenable number.

26799053457 is a deficient number, since it is larger than the sum of its proper divisors (12411219183).

26799053457 is a wasteful number, since it uses less digits than its factorization.

26799053457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7025.

The product of its (nonzero) digits is 14288400, while the sum is 57.

The spelling of 26799053457 in words is "twenty-six billion, seven hundred ninety-nine million, fifty-three thousand, four hundred fifty-seven".