150055252021 has 4 divisors (see below), whose sum is σ = 151512099232. Its totient is φ = 148598404812.

The previous prime is 150055252013. The next prime is 150055252057. The reversal of 150055252021 is 120252550051.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 150055252021 - 2³ = 150055252013 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 (150055252001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 728423451 + ... + 728423656.

It is an arithmetic number, because the mean of its divisors is an integer number (37878024808).

Almost surely, 2^150055252021 is an apocalyptic number.

It is an amenable number.

150055252021 is a deficient number, since it is larger than the sum of its proper divisors (1456847211).

150055252021 is a wasteful number, since it uses less digits than its factorization.

150055252021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456847210.

The product of its (nonzero) digits is 5000, while the sum is 28.

The spelling of 150055252021 in words is "one hundred fifty billion, fifty-five million, two hundred fifty-two thousand, twenty-one".