26103451165404 has 96 divisors (see below), whose sum is σ = 61319333275200. Its totient is φ = 8642632089600.

The previous prime is 26103451165399. The next prime is 26103451165427. The reversal of 26103451165404 is 40456115430162.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1491872784 + ... + 1491890280.

It is an arithmetic number, because the mean of its divisors is an integer number (638743054950).

Almost surely, 2^{26103451165404} is an apocalyptic number.

It is an amenable number.

26103451165404 is an abundant number, since it is smaller than the sum of its proper divisors (35215882109796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26103451165404 is a wasteful number, since it uses less digits than its factorization.

26103451165404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19143 (or 19141 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

Adding to 26103451165404 its reverse (40456115430162), we get a palindrome (66559566595566).

The spelling of 26103451165404 in words is "twenty-six trillion, one hundred three billion, four hundred fifty-one million, one hundred sixty-five thousand, four hundred four".