26706248513 has 8 divisors (see below), whose sum is σ = 32127817920. Its totient is φ = 21686276880.

The previous prime is 26706248507. The next prime is 26706248519. The reversal of 26706248513 is 31584260762.

It is an interprime number because it is at equal distance from previous prime (26706248507) and next prime (26706248519).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26706248513 is a prime.

It is a super-2 number, since 2×26706248513² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26706248519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100399298 + ... + 100399563.

It is an arithmetic number, because the mean of its divisors is an integer number (4015977240).

Almost surely, 2^26706248513 is an apocalyptic number.

It is an amenable number.

26706248513 is a deficient number, since it is larger than the sum of its proper divisors (5421569407).

26706248513 is a wasteful number, since it uses less digits than its factorization.

26706248513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200798887.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 26706248513 in words is "twenty-six billion, seven hundred six million, two hundred forty-eight thousand, five hundred thirteen".