146511220065613 has 16 divisors (see below), whose sum is σ = 164671466351616. Its totient is φ = 129337430935680.

The previous prime is 146511220065533. The next prime is 146511220065653. The reversal of 146511220065613 is 316560022115641.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146511220065613 is a prime.

It is a super-2 number, since 2×146511220065613² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146511220065613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146511220065653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43146120 + ... + 46417777.

It is an arithmetic number, because the mean of its divisors is an integer number (10291966646976).

Almost surely, 2^{146511220065613} is an apocalyptic number.

146511220065613 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

146511220065613 is a deficient number, since it is larger than the sum of its proper divisors (18160246286003).

146511220065613 is a wasteful number, since it uses less digits than its factorization.

146511220065613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89569404.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 146511220065613 in words is "one hundred forty-six trillion, five hundred eleven billion, two hundred twenty million, sixty-five thousand, six hundred thirteen".