150253415421 has 4 divisors (see below), whose sum is σ = 200337887232. Its totient is φ = 100168943612.

The previous prime is 150253415371. The next prime is 150253415423. The reversal of 150253415421 is 124514352051.

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 150253415421 - 2¹³ = 150253407229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150253415423) 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, 25042235901 + ... + 25042235906.

It is an arithmetic number, because the mean of its divisors is an integer number (50084471808).

Almost surely, 2^150253415421 is an apocalyptic number.

It is an amenable number.

150253415421 is a deficient number, since it is larger than the sum of its proper divisors (50084471811).

150253415421 is an equidigital number, since it uses as much as digits as its factorization.

150253415421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50084471810.

The product of its (nonzero) digits is 24000, while the sum is 33.

Adding to 150253415421 its reverse (124514352051), we get a palindrome (274767767472).

The spelling of 150253415421 in words is "one hundred fifty billion, two hundred fifty-three million, four hundred fifteen thousand, four hundred twenty-one".