43550015151 has 4 divisors (see below), whose sum is σ = 58066686872. Its totient is φ = 29033343432.

The previous prime is 43550015101. The next prime is 43550015153. The reversal of 43550015151 is 15151005534.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 43550015151 - 2¹⁰ = 43550014127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43550015153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7258335856 + ... + 7258335861.

It is an arithmetic number, because the mean of its divisors is an integer number (14516671718).

Almost surely, 2^43550015151 is an apocalyptic number.

43550015151 is a deficient number, since it is larger than the sum of its proper divisors (14516671721).

43550015151 is a wasteful number, since it uses less digits than its factorization.

43550015151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14516671720.

The product of its (nonzero) digits is 7500, while the sum is 30.

The spelling of 43550015151 in words is "forty-three billion, five hundred fifty million, fifteen thousand, one hundred fifty-one".