26343130515645 has 128 divisors (see below), whose sum is σ = 47448942428160. Its totient is φ = 12402090455040.

The previous prime is 26343130515641. The next prime is 26343130515649. The reversal of 26343130515645 is 54651503134362.

It is an interprime number because it is at equal distance from previous prime (26343130515641) and next prime (26343130515649).

It is not a de Polignac number, because 26343130515645 - 2² = 26343130515641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26343130515594 and 26343130515603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26343130515641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 195491382 + ... + 195626088.

It is an arithmetic number, because the mean of its divisors is an integer number (370694862720).

Almost surely, 2^{26343130515645} is an apocalyptic number.

It is an amenable number.

26343130515645 is a deficient number, since it is larger than the sum of its proper divisors (21105811912515).

26343130515645 is a wasteful number, since it uses less digits than its factorization.

26343130515645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135155.

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

The spelling of 26343130515645 in words is "twenty-six trillion, three hundred forty-three billion, one hundred thirty million, five hundred fifteen thousand, six hundred forty-five".