150300137621 has 4 divisors (see below), whose sum is σ = 158210671200. Its totient is φ = 142389604044.

The previous prime is 150300137587. The next prime is 150300137633. The reversal of 150300137621 is 126731003051.

150300137621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 150300137621 - 2⁶ = 150300137557 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 (150300137641) by changing a digit.

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, 3955266761 + ... + 3955266798.

It is an arithmetic number, because the mean of its divisors is an integer number (39552667800).

Almost surely, 2^150300137621 is an apocalyptic number.

It is an amenable number.

150300137621 is a deficient number, since it is larger than the sum of its proper divisors (7910533579).

150300137621 is an equidigital number, since it uses as much as digits as its factorization.

150300137621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7910533578.

The product of its (nonzero) digits is 3780, while the sum is 29.

The spelling of 150300137621 in words is "one hundred fifty billion, three hundred million, one hundred thirty-seven thousand, six hundred twenty-one".