340612463556 has 192 divisors, whose sum is σ = 969020236800. Its totient is φ = 102985924608.

The previous prime is 340612463551. The next prime is 340612463561. The reversal of 340612463556 is 655364216043.

340612463556 is a `hidden beast` number, since 3 + 4 + 0 + 6 + 1 + 2 + 4 + 635 + 5 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (340612463551) and next prime (340612463561).

It is not an unprimeable number, because it can be changed into a prime (340612463551) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 30716245 + ... + 30727331.

It is an arithmetic number, because the mean of its divisors is an integer number (5046980400).

Almost surely, 2^340612463556 is an apocalyptic number.

340612463556 is a gapful number since it is divisible by the number (36) 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 340612463556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (484510118400).

340612463556 is an abundant number, since it is smaller than the sum of its proper divisors (628407773244).

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

340612463556 is a wasteful number, since it uses less digits than its factorization.

340612463556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11723 (or 11715 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 45.

Adding to 340612463556 its reverse (655364216043), we get a palindrome (995976679599).

The spelling of 340612463556 in words is "three hundred forty billion, six hundred twelve million, four hundred sixty-three thousand, five hundred fifty-six".