43520541013242 has 48 divisors (see below), whose sum is σ = 97349834979072. Its totient is φ = 14036926812480.

The previous prime is 43520541013231. The next prime is 43520541013259. The reversal of 43520541013242 is 24231014502534.

It is a happy number.

43520541013242 is a `hidden beast` number, since 4 + 3 + 5 + 205 + 410 + 1 + 32 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 43520541013197 and 43520541013206.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1428828 + ... + 9438359.

It is an arithmetic number, because the mean of its divisors is an integer number (2028121562064).

Almost surely, 2^{43520541013242} is an apocalyptic number.

43520541013242 is an abundant number, since it is smaller than the sum of its proper divisors (53829293965830).

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

43520541013242 is a wasteful number, since it uses less digits than its factorization.

43520541013242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10874403 (or 10874400 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 43520541013242 its reverse (24231014502534), we get a palindrome (67751555515776).

The spelling of 43520541013242 in words is "forty-three trillion, five hundred twenty billion, five hundred forty-one million, thirteen thousand, two hundred forty-two".