26974325011 has 4 divisors (see below), whose sum is σ = 27000797400. Its totient is φ = 26947852624.

The previous prime is 26974325009. The next prime is 26974325069. The reversal of 26974325011 is 11052347962.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11052347962 = 2 ⋅5526173981.

It is a cyclic number.

It is not a de Polignac number, because 26974325011 - 2¹ = 26974325009 is a prime.

It is a super-2 number, since 2×26974325011² (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 (26974325311) 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 3 ways as a sum of consecutive naturals, for example, 13234666 + ... + 13236703.

It is an arithmetic number, because the mean of its divisors is an integer number (6750199350).

Almost surely, 2^26974325011 is an apocalyptic number.

26974325011 is a deficient number, since it is larger than the sum of its proper divisors (26472389).

26974325011 is a wasteful number, since it uses less digits than its factorization.

26974325011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26472388.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 26974325011 in words is "twenty-six billion, nine hundred seventy-four million, three hundred twenty-five thousand, eleven".