1234353263472 has 480 divisors, whose sum is σ = 4223144701440. Its totient is φ = 344079912960.

The previous prime is 1234353263459. The next prime is 1234353263509. The reversal of 1234353263472 is 2743623534321.

1234353263472 is a `hidden beast` number, since 1 + 2 + 3 + 4 + 3 + 5 + 3 + 2 + 634 + 7 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 145779783 + ... + 145788249.

It is an arithmetic number, because the mean of its divisors is an integer number (8798218128).

Almost surely, 2^{1234353263472} is an apocalyptic number.

1234353263472 is a gapful number since it is divisible by the number (12) 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 1234353263472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2111572350720).

1234353263472 is an abundant number, since it is smaller than the sum of its proper divisors (2988791437968).

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

1234353263472 is a wasteful number, since it uses less digits than its factorization.

1234353263472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8666 (or 8647 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 45.

Adding to 1234353263472 its reverse (2743623534321), we get a palindrome (3977976797793).

The spelling of 1234353263472 in words is "one trillion, two hundred thirty-four billion, three hundred fifty-three million, two hundred sixty-three thousand, four hundred seventy-two".