151448919441 has 4 divisors (see below), whose sum is σ = 201931892592. Its totient is φ = 100965946292.

The previous prime is 151448919389. The next prime is 151448919463. The reversal of 151448919441 is 144919844151.

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, and also an emirpimes, since its reverse is a distinct semiprime: 144919844151 = 3 ⋅48306614717.

It is a cyclic number.

It is not a de Polignac number, because 151448919441 - 2¹¹ = 151448917393 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (151448919241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25241486571 + ... + 25241486576.

It is an arithmetic number, because the mean of its divisors is an integer number (50482973148).

Almost surely, 2^151448919441 is an apocalyptic number.

It is an amenable number.

151448919441 is a deficient number, since it is larger than the sum of its proper divisors (50482973151).

151448919441 is an equidigital number, since it uses as much as digits as its factorization.

151448919441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50482973150.

The product of its digits is 829440, while the sum is 51.

The spelling of 151448919441 in words is "one hundred fifty-one billion, four hundred forty-eight million, nine hundred nineteen thousand, four hundred forty-one".