43445354120 has 384 divisors, whose sum is σ = 124203456000. Its totient is φ = 13635578880.

The previous prime is 43445354093. The next prime is 43445354131. The reversal of 43445354120 is 2145354434.

43445354120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43445354120² (a number of 22 digits) contains 22 as substring.

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

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, 712218890 + ... + 712218950.

It is an arithmetic number, because the mean of its divisors is an integer number (323446500).

Almost surely, 2^43445354120 is an apocalyptic number.

43445354120 is a gapful number since it is divisible by the number (40) 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 43445354120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62101728000).

43445354120 is an abundant number, since it is smaller than the sum of its proper divisors (80758101880).

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

43445354120 is a wasteful number, since it uses less digits than its factorization.

43445354120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

The spelling of 43445354120 in words is "forty-three billion, four hundred forty-five million, three hundred fifty-four thousand, one hundred twenty".