43506893340 has 480 divisors, whose sum is σ = 151036389504. Its totient is φ = 10437672960.

The previous prime is 43506893317. The next prime is 43506893383. The reversal of 43506893340 is 4339860534.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 59844057 + ... + 59844783.

Almost surely, 2^43506893340 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 43506893340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75518194752).

43506893340 is an abundant number, since it is smaller than the sum of its proper divisors (107529496164).

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

43506893340 is a wasteful number, since it uses less digits than its factorization.

43506893340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859 (or 848 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 45.

The spelling of 43506893340 in words is "forty-three billion, five hundred six million, eight hundred ninety-three thousand, three hundred forty".