26419454071 has 4 divisors (see below), whose sum is σ = 26476763544. Its totient is φ = 26362144600.

The previous prime is 26419454057. The next prime is 26419454119. The reversal of 26419454071 is 17045491462.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17045491462 = 2 ⋅8522745731.

It is a cyclic number.

It is not a de Polignac number, because 26419454071 - 2¹³ = 26419445879 is a prime.

It is a super-3 number, since 3×26419454071³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26419454041) 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, 28654045 + ... + 28654966.

It is an arithmetic number, because the mean of its divisors is an integer number (6619190886).

Almost surely, 2^26419454071 is an apocalyptic number.

26419454071 is a deficient number, since it is larger than the sum of its proper divisors (57309473).

26419454071 is an equidigital number, since it uses as much as digits as its factorization.

26419454071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57309472.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 26419454071 in words is "twenty-six billion, four hundred nineteen million, four hundred fifty-four thousand, seventy-one".