43755483408 has 160 divisors (see below), whose sum is σ = 140498840832. Its totient is φ = 11425536000.

The previous prime is 43755483407. The next prime is 43755483493. The reversal of 43755483408 is 80438455734.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (43755483407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 391578 + ... + 490758.

Almost surely, 2^43755483408 is an apocalyptic number.

43755483408 is a gapful number since it is divisible by the number (48) 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 43755483408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70249420416).

43755483408 is an abundant number, since it is smaller than the sum of its proper divisors (96743357424).

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

43755483408 is a wasteful number, since it uses less digits than its factorization.

43755483408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99313 (or 99307 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 51.

The spelling of 43755483408 in words is "forty-three billion, seven hundred fifty-five million, four hundred eighty-three thousand, four hundred eight".