43136338560 has 512 divisors, whose sum is σ = 169822656000. Its totient is φ = 9277341696.

The previous prime is 43136338559. The next prime is 43136338607. The reversal of 43136338560 is 6583363134.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 11193594 + ... + 11197446.

It is an arithmetic number, because the mean of its divisors is an integer number (331684875).

Almost surely, 2^43136338560 is an apocalyptic number.

43136338560 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 43136338560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84911328000).

43136338560 is an abundant number, since it is smaller than the sum of its proper divisors (126686317440).

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

43136338560 is a wasteful number, since it uses less digits than its factorization.

43136338560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3913 (or 3887 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 43136338560 in words is "forty-three billion, one hundred thirty-six million, three hundred thirty-eight thousand, five hundred sixty".