43520207492 has 6 divisors (see below), whose sum is σ = 76160363118. Its totient is φ = 21760103744.

The previous prime is 43520207447. The next prime is 43520207509. The reversal of 43520207492 is 29470202534.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 42822508096 + 697699396 = 206936^2 + 26414^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5440025933 + ... + 5440025940.

It is an arithmetic number, because the mean of its divisors is an integer number (12693393853).

Almost surely, 2^43520207492 is an apocalyptic number.

It is an amenable number.

43520207492 is a deficient number, since it is larger than the sum of its proper divisors (32640155626).

43520207492 is a wasteful number, since it uses less digits than its factorization.

43520207492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10880051877 (or 10880051875 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 43520207492 in words is "forty-three billion, five hundred twenty million, two hundred seven thousand, four hundred ninety-two".