43140450220 has 48 divisors (see below), whose sum is σ = 103558287168. Its totient is φ = 14787982080.

The previous prime is 43140450211. The next prime is 43140450253. The reversal of 43140450220 is 2205404134.

It is a happy number.

43140450220 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 2×43140450220² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 717730 + ... + 775510.

It is an arithmetic number, because the mean of its divisors is an integer number (2157464316).

Almost surely, 2^43140450220 is an apocalyptic number.

It is an amenable number.

43140450220 is an abundant number, since it is smaller than the sum of its proper divisors (60417836948).

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

43140450220 is a wasteful number, since it uses less digits than its factorization.

43140450220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63130 (or 63128 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 43140450220 its reverse (2205404134), we get a palindrome (45345854354).

The spelling of 43140450220 in words is "forty-three billion, one hundred forty million, four hundred fifty thousand, two hundred twenty".