26001463543 has 4 divisors (see below), whose sum is σ = 28365232968. Its totient is φ = 23637694120.

The previous prime is 26001463531. The next prime is 26001463549. The reversal of 26001463543 is 34536410062.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26001463543 is a prime.

It is a super-2 number, since 2×26001463543² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26001463499 and 26001463508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26001463549) 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, 1181884696 + ... + 1181884717.

It is an arithmetic number, because the mean of its divisors is an integer number (7091308242).

Almost surely, 2^26001463543 is an apocalyptic number.

26001463543 is a deficient number, since it is larger than the sum of its proper divisors (2363769425).

26001463543 is a wasteful number, since it uses less digits than its factorization.

26001463543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2363769424.

The product of its (nonzero) digits is 51840, while the sum is 34.

The spelling of 26001463543 in words is "twenty-six billion, one million, four hundred sixty-three thousand, five hundred forty-three".