4243135345512 has 160 divisors (see below), whose sum is σ = 12386601470880. Its totient is φ = 1211195233920.

The previous prime is 4243135345483. The next prime is 4243135345529. The reversal of 4243135345512 is 2155435313424.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 62834038 + ... + 62901530.

It is an arithmetic number, because the mean of its divisors is an integer number (77416259193).

Almost surely, 2^{4243135345512} is an apocalyptic number.

4243135345512 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4243135345512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6193300735440).

4243135345512 is an abundant number, since it is smaller than the sum of its proper divisors (8143466125368).

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

4243135345512 is a wasteful number, since it uses less digits than its factorization.

4243135345512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68621 (or 68596 counting only the distinct ones).

The product of its digits is 864000, while the sum is 42.

The spelling of 4243135345512 in words is "four trillion, two hundred forty-three billion, one hundred thirty-five million, three hundred forty-five thousand, five hundred twelve".