3259634545645 has 16 divisors (see below), whose sum is σ = 4081689522432. Its totient is φ = 2494292268160.

The previous prime is 3259634545637. The next prime is 3259634545649. The reversal of 3259634545645 is 5465454369523.

It is not a de Polignac number, because 3259634545645 - 2³ = 3259634545637 is a prime.

It is a super-3 number, since 3×3259634545645³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3259634545649) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 9630840 + ... + 9963550.

It is an arithmetic number, because the mean of its divisors is an integer number (255105595152).

Almost surely, 2^{3259634545645} is an apocalyptic number.

It is an amenable number.

3259634545645 is a deficient number, since it is larger than the sum of its proper divisors (822054976787).

3259634545645 is a wasteful number, since it uses less digits than its factorization.

3259634545645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417932.

The product of its digits is 233280000, while the sum is 61.

The spelling of 3259634545645 in words is "three trillion, two hundred fifty-nine billion, six hundred thirty-four million, five hundred forty-five thousand, six hundred forty-five".