43435503342 has 240 divisors, whose sum is σ = 123841428480. Its totient is φ = 11136359520.

The previous prime is 43435503313. The next prime is 43435503359. The reversal of 43435503342 is 24330553434.

43435503342 is a `hidden beast` number, since 4 + 34 + 3 + 550 + 33 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 43435503297 and 43435503306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 10837903 + ... + 10841909.

It is an arithmetic number, because the mean of its divisors is an integer number (516005952).

Almost surely, 2^43435503342 is an apocalyptic number.

43435503342 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 43435503342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61920714240).

43435503342 is an abundant number, since it is smaller than the sum of its proper divisors (80405925138).

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

43435503342 is a wasteful number, since it uses less digits than its factorization.

43435503342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4129 (or 4109 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 36.

The spelling of 43435503342 in words is "forty-three billion, four hundred thirty-five million, five hundred three thousand, three hundred forty-two".