150450344510021 has 4 divisors (see below), whose sum is σ = 150480855637344. Its totient is φ = 150419833382700.

The previous prime is 150450344510017. The next prime is 150450344510023. The reversal of 150450344510021 is 120015443054051.

It is a happy number.

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 150450344510021 - 2² = 150450344510017 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 (150450344510023) 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, 15255556265 + ... + 15255566126.

It is an arithmetic number, because the mean of its divisors is an integer number (37620213909336).

Almost surely, 2^{150450344510021} is an apocalyptic number.

It is an amenable number.

150450344510021 is a deficient number, since it is larger than the sum of its proper divisors (30511127323).

150450344510021 is an equidigital number, since it uses as much as digits as its factorization.

150450344510021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30511127322.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 150450344510021 its reverse (120015443054051), we get a palindrome (270465787564072).

The spelling of 150450344510021 in words is "one hundred fifty trillion, four hundred fifty billion, three hundred forty-four million, five hundred ten thousand, twenty-one".