243254151345 has 16 divisors (see below), whose sum is σ = 389501304192. Its totient is φ = 129637326720.

The previous prime is 243254151337. The next prime is 243254151383. The reversal of 243254151345 is 543151452342.

It is not a de Polignac number, because 243254151345 - 2³ = 243254151337 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 6118317 + ... + 6157946.

It is an arithmetic number, because the mean of its divisors is an integer number (24343831512).

Almost surely, 2^243254151345 is an apocalyptic number.

It is an amenable number.

243254151345 is a deficient number, since it is larger than the sum of its proper divisors (146247152847).

243254151345 is a wasteful number, since it uses less digits than its factorization.

243254151345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12277592.

The product of its digits is 288000, while the sum is 39.

The spelling of 243254151345 in words is "two hundred forty-three billion, two hundred fifty-four million, one hundred fifty-one thousand, three hundred forty-five".