26351401406 has 32 divisors (see below), whose sum is σ = 45813034080. Its totient is φ = 11252304000.

The previous prime is 26351401403. The next prime is 26351401451. The reversal of 26351401406 is 60410415362.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26351401403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 534545 + ... + 581756.

It is an arithmetic number, because the mean of its divisors is an integer number (1431657315).

Almost surely, 2^26351401406 is an apocalyptic number.

26351401406 is a deficient number, since it is larger than the sum of its proper divisors (19461632674).

26351401406 is a wasteful number, since it uses less digits than its factorization.

26351401406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116380.

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 26351401406 its reverse (60410415362), we get a palindrome (86761816768).

It can be divided in two parts, 2635 and 1401406, that added together give a palindrome (1404041).

The spelling of 26351401406 in words is "twenty-six billion, three hundred fifty-one million, four hundred one thousand, four hundred six".