1234502434340 has 192 divisors, whose sum is σ = 3109657098240. Its totient is φ = 402740674560.

The previous prime is 1234502434271. The next prime is 1234502434351. The reversal of 1234502434340 is 434342054321.

It is a super-2 number, since 2×1234502434340² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 1234502434340.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 94904117 + ... + 94917123.

It is an arithmetic number, because the mean of its divisors is an integer number (16196130720).

Almost surely, 2^{1234502434340} is an apocalyptic number.

1234502434340 is a gapful number since it is divisible by the number (10) 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 1234502434340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1554828549120).

1234502434340 is an abundant number, since it is smaller than the sum of its proper divisors (1875154663900).

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

1234502434340 is a wasteful number, since it uses less digits than its factorization.

1234502434340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13390 (or 13388 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 1234502434340 its reverse (434342054321), we get a palindrome (1668844488661).

The spelling of 1234502434340 in words is "one trillion, two hundred thirty-four billion, five hundred two million, four hundred thirty-four thousand, three hundred forty".