1065641536345 has 16 divisors (see below), whose sum is σ = 1318258235520. Its totient is φ = 826583508864.

The previous prime is 1065641536339. The next prime is 1065641536357. The reversal of 1065641536345 is 5436351465601.

It is a cyclic number.

It is not a de Polignac number, because 1065641536345 - 2¹⁹ = 1065641012057 is a prime.

It is a super-2 number, since 2×1065641536345² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24720549 + ... + 24763618.

It is an arithmetic number, because the mean of its divisors is an integer number (82391139720).

Almost surely, 2^{1065641536345} is an apocalyptic number.

It is an amenable number.

1065641536345 is a deficient number, since it is larger than the sum of its proper divisors (252616699175).

1065641536345 is an equidigital number, since it uses as much as digits as its factorization.

1065641536345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49484304.

The product of its (nonzero) digits is 3888000, while the sum is 49.

The spelling of 1065641536345 in words is "one trillion, sixty-five billion, six hundred forty-one million, five hundred thirty-six thousand, three hundred forty-five".