26551140001 has 4 divisors (see below), whose sum is σ = 26602102404. Its totient is φ = 26500177600.

The previous prime is 26551139987. The next prime is 26551140017. The reversal of 26551140001 is 10004115562.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2519939601 + 24031200400 = 50199^2 + 155020^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26551140001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26551140041) 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, 25480420 + ... + 25481461.

It is an arithmetic number, because the mean of its divisors is an integer number (6650525601).

Almost surely, 2^26551140001 is an apocalyptic number.

It is an amenable number.

26551140001 is a deficient number, since it is larger than the sum of its proper divisors (50962403).

26551140001 is an equidigital number, since it uses as much as digits as its factorization.

26551140001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50962402.

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 26551140001 its reverse (10004115562), we get a palindrome (36555255563).

The spelling of 26551140001 in words is "twenty-six billion, five hundred fifty-one million, one hundred forty thousand, one".