2000153443512 has 64 divisors (see below), whose sum is σ = 5869176145920. Its totient is φ = 556027210368.

The previous prime is 2000153443411. The next prime is 2000153443517. The reversal of 2000153443512 is 2153443510002.

It is a super-2 number, since 2×2000153443512² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2000153443512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000153443517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160881288 + ... + 160893719.

It is an arithmetic number, because the mean of its divisors is an integer number (91705877280).

Almost surely, 2^{2000153443512} is an apocalyptic number.

It is an amenable number.

2000153443512 is an abundant number, since it is smaller than the sum of its proper divisors (3869022702408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2000153443512 is a wasteful number, since it uses less digits than its factorization.

2000153443512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321775060 (or 321775056 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 2000153443512 its reverse (2153443510002), we get a palindrome (4153596953514).

The spelling of 2000153443512 in words is "two trillion, one hundred fifty-three million, four hundred forty-three thousand, five hundred twelve".