243150260425 has 12 divisors (see below), whose sum is σ = 301631141916. Its totient is φ = 194439680000.

The previous prime is 243150260399. The next prime is 243150260443. The reversal of 243150260425 is 524062051342.

It can be written as a sum of positive squares in 6 ways, for example, as 5602223104 + 237548037321 = 74848^2 + 487389^2 .

It is not a de Polignac number, because 243150260425 - 2⁵ = 243150260393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1951576 + ... + 2072425.

It is an arithmetic number, because the mean of its divisors is an integer number (25135928493).

Almost surely, 2^243150260425 is an apocalyptic number.

243150260425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

243150260425 is a deficient number, since it is larger than the sum of its proper divisors (58480881491).

243150260425 is a wasteful number, since it uses less digits than its factorization.

243150260425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4026428 (or 4026423 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 243150260425 in words is "two hundred forty-three billion, one hundred fifty million, two hundred sixty thousand, four hundred twenty-five".