1065620013008 has 10 divisors (see below), whose sum is σ = 2064638775234. Its totient is φ = 532810006496.

The previous prime is 1065620012957. The next prime is 1065620013037. The reversal of 1065620013008 is 8003100265601.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1036470597184 + 29149415824 = 1018072^2 + 170732^2 .

It is a super-2 number, since 2×1065620013008² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33300625391 + ... + 33300625422.

Almost surely, 2^{1065620013008} is an apocalyptic number.

It is an amenable number.

1065620013008 is a deficient number, since it is larger than the sum of its proper divisors (999018762226).

1065620013008 is an equidigital number, since it uses as much as digits as its factorization.

1065620013008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66601250821 (or 66601250815 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

Adding to 1065620013008 its reverse (8003100265601), we get a palindrome (9068720278609).

The spelling of 1065620013008 in words is "one trillion, sixty-five billion, six hundred twenty million, thirteen thousand, eight".