26613006325545 has 16 divisors (see below), whose sum is σ = 43216344601920. Its totient is φ = 13981758546624.

The previous prime is 26613006325471. The next prime is 26613006325583. The reversal of 26613006325545 is 54552360031662.

It is a happy number.

It is not a de Polignac number, because 26613006325545 - 2¹⁵ = 26613006292777 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26613006325494 and 26613006325503.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13240300650 + ... + 13240302659.

It is an arithmetic number, because the mean of its divisors is an integer number (2701021537620).

Almost surely, 2^{26613006325545} is an apocalyptic number.

It is an amenable number.

26613006325545 is a deficient number, since it is larger than the sum of its proper divisors (16603338276375).

26613006325545 is a wasteful number, since it uses less digits than its factorization.

26613006325545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26480603384.

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 26613006325545 in words is "twenty-six trillion, six hundred thirteen billion, six million, three hundred twenty-five thousand, five hundred forty-five".