43540151532 has 12 divisors (see below), whose sum is σ = 101593686936. Its totient is φ = 14513383840.

The previous prime is 43540151513. The next prime is 43540151549. The reversal of 43540151532 is 23515104534.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 43540151493 and 43540151502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1814172969 + ... + 1814172992.

It is an arithmetic number, because the mean of its divisors is an integer number (8466140578).

Almost surely, 2^43540151532 is an apocalyptic number.

It is an amenable number.

43540151532 is an abundant number, since it is smaller than the sum of its proper divisors (58053535404).

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

43540151532 is a wasteful number, since it uses less digits than its factorization.

43540151532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3628345968 (or 3628345966 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 43540151532 in words is "forty-three billion, five hundred forty million, one hundred fifty-one thousand, five hundred thirty-two".