146661513133 has 16 divisors (see below), whose sum is σ = 157853448000. Its totient is φ = 135835539840.

The previous prime is 146661513007. The next prime is 146661513139. The reversal of 146661513133 is 331315166641.

146661513133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 146661513133 - 2²⁹ = 146124642221 is a prime.

It is a super-2 number, since 2×146661513133² (a number of 23 digits) contains 22 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 (146661513139) 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, 23818 + ... + 542116.

It is an arithmetic number, because the mean of its divisors is an integer number (9865840500).

Almost surely, 2^146661513133 is an apocalyptic number.

It is an amenable number.

146661513133 is a deficient number, since it is larger than the sum of its proper divisors (11191934867).

146661513133 is a wasteful number, since it uses less digits than its factorization.

146661513133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518652.

The product of its digits is 116640, while the sum is 40.

Adding to 146661513133 its reverse (331315166641), we get a palindrome (477976679774).

The spelling of 146661513133 in words is "one hundred forty-six billion, six hundred sixty-one million, five hundred thirteen thousand, one hundred thirty-three".