151232456549 has 2 divisors, whose sum is σ = 151232456550. Its totient is φ = 151232456548.

The previous prime is 151232456513. The next prime is 151232456579. The reversal of 151232456549 is 945654232151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149454147649 + 1778308900 = 386593^2 + 42170^2 .

It is a cyclic number.

It is not a de Polignac number, because 151232456549 - 2⁸ = 151232456293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151232456579) 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 as a sum of consecutive naturals, namely, 75616228274 + 75616228275.

It is an arithmetic number, because the mean of its divisors is an integer number (75616228275).

Almost surely, 2^151232456549 is an apocalyptic number.

It is an amenable number.

151232456549 is a deficient number, since it is larger than the sum of its proper divisors (1).

151232456549 is an equidigital number, since it uses as much as digits as its factorization.

151232456549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296000, while the sum is 47.

The spelling of 151232456549 in words is "one hundred fifty-one billion, two hundred thirty-two million, four hundred fifty-six thousand, five hundred forty-nine".