43357478340 has 192 divisors, whose sum is σ = 137205653760. Its totient is φ = 10133544960.

The previous prime is 43357478303. The next prime is 43357478357. The reversal of 43357478340 is 4387475334.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 43357478340.

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, 18239232 + ... + 18241608.

It is an arithmetic number, because the mean of its divisors is an integer number (714612780).

Almost surely, 2^43357478340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43357478340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68602826880).

43357478340 is an abundant number, since it is smaller than the sum of its proper divisors (93848175420).

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

43357478340 is a wasteful number, since it uses less digits than its factorization.

43357478340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3382 (or 3380 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 48.

The spelling of 43357478340 in words is "forty-three billion, three hundred fifty-seven million, four hundred seventy-eight thousand, three hundred forty".