13064525661465 has 160 divisors (see below), whose sum is σ = 24093084787200. Its totient is φ = 6769564678656.

The previous prime is 13064525661463. The next prime is 13064525661469. The reversal of 13064525661465 is 56416652546031.

13064525661465 is a `hidden beast` number, since 1 + 3 + 0 + 6 + 4 + 5 + 2 + 566 + 14 + 65 = 666.

It is not a de Polignac number, because 13064525661465 - 2¹ = 13064525661463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13064525661463) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 5824575634 + ... + 5824577876.

It is an arithmetic number, because the mean of its divisors is an integer number (150581779920).

Almost surely, 2^{13064525661465} is an apocalyptic number.

13064525661465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13064525661465 is a deficient number, since it is larger than the sum of its proper divisors (11028559125735).

13064525661465 is a wasteful number, since it uses less digits than its factorization.

13064525661465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4413 (or 4404 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 54.

The spelling of 13064525661465 in words is "thirteen trillion, sixty-four billion, five hundred twenty-five million, six hundred sixty-one thousand, four hundred sixty-five".