26601455445145 has 32 divisors (see below), whose sum is σ = 37034777392128. Its totient is φ = 17964729021888.

The previous prime is 26601455445143. The next prime is 26601455445167. The reversal of 26601455445145 is 54154455410662.

It is a cyclic number.

It is not a de Polignac number, because 26601455445145 - 2¹ = 26601455445143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26601455445092 and 26601455445101.

It is not an unprimeable number, because it can be changed into a prime (26601455445143) 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 31 ways as a sum of consecutive naturals, for example, 9247422 + ... + 11777848.

It is an arithmetic number, because the mean of its divisors is an integer number (1157336793504).

Almost surely, 2^{26601455445145} is an apocalyptic number.

It is an amenable number.

26601455445145 is a deficient number, since it is larger than the sum of its proper divisors (10433321946983).

26601455445145 is a wasteful number, since it uses less digits than its factorization.

26601455445145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2534989.

The product of its (nonzero) digits is 11520000, while the sum is 52.

The spelling of 26601455445145 in words is "twenty-six trillion, six hundred one billion, four hundred fifty-five million, four hundred forty-five thousand, one hundred forty-five".