1234123010432 has 128 divisors (see below), whose sum is σ = 2678999400000. Its totient is φ = 562906865664.

The previous prime is 1234123010429. The next prime is 1234123010441. The reversal of 1234123010432 is 2340103214321.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49326758 + ... + 49351770.

Almost surely, 2^{1234123010432} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1234123010432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1339499700000).

1234123010432 is an abundant number, since it is smaller than the sum of its proper divisors (1444876389568).

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

1234123010432 is a wasteful number, since it uses less digits than its factorization.

1234123010432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25388 (or 25376 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1234123010432 its reverse (2340103214321), we get a palindrome (3574226224753).

The spelling of 1234123010432 in words is "one trillion, two hundred thirty-four billion, one hundred twenty-three million, ten thousand, four hundred thirty-two".