150252450021 has 24 divisors (see below), whose sum is σ = 230759418240. Its totient is φ = 93881563776.

The previous prime is 150252449993. The next prime is 150252450031. The reversal of 150252450021 is 120054252051.

150252450021 is a `hidden beast` number, since 150 + 2 + 5 + 2 + 4 + 500 + 2 + 1 = 666.

It is not a de Polignac number, because 150252450021 - 2⁶ = 150252449957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150252450031) 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 23 ways as a sum of consecutive naturals, for example, 2017915 + ... + 2091048.

It is an arithmetic number, because the mean of its divisors is an integer number (9614975760).

Almost surely, 2^150252450021 is an apocalyptic number.

It is an amenable number.

150252450021 is a deficient number, since it is larger than the sum of its proper divisors (80506968219).

150252450021 is a wasteful number, since it uses less digits than its factorization.

150252450021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4109225 (or 4109222 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The spelling of 150252450021 in words is "one hundred fifty billion, two hundred fifty-two million, four hundred fifty thousand, twenty-one".