1234661424512 has 32 divisors (see below), whose sum is σ = 2516878859880. Its totient is φ = 602974181376.

The previous prime is 1234661424511. The next prime is 1234661424539. The reversal of 1234661424512 is 2154241664321.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 1234661424512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234661424511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112154873 + ... + 112165880.

Almost surely, 2^{1234661424512} is an apocalyptic number.

It is an amenable number.

1234661424512 is an abundant number, since it is smaller than the sum of its proper divisors (1282217435368).

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

1234661424512 is an equidigital number, since it uses as much as digits as its factorization.

1234661424512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224320810 (or 224320798 counting only the distinct ones).

The product of its digits is 276480, while the sum is 41.

The spelling of 1234661424512 in words is "one trillion, two hundred thirty-four billion, six hundred sixty-one million, four hundred twenty-four thousand, five hundred twelve".