243265673557354 has 8 divisors (see below), whose sum is σ = 417026868955488. Its totient is φ = 104256717238860.

The previous prime is 243265673557337. The next prime is 243265673557393. The reversal of 243265673557354 is 453755376562342.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×243265673557354² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 243265673557354.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8688059769892 + ... + 8688059769919.

It is an arithmetic number, because the mean of its divisors is an integer number (52128358619436).

Almost surely, 2^{243265673557354} is an apocalyptic number.

243265673557354 is a deficient number, since it is larger than the sum of its proper divisors (173761195398134).

243265673557354 is a wasteful number, since it uses less digits than its factorization.

243265673557354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17376119539820.

The product of its digits is 1905120000, while the sum is 67.

The spelling of 243265673557354 in words is "two hundred forty-three trillion, two hundred sixty-five billion, six hundred seventy-three million, five hundred fifty-seven thousand, three hundred fifty-four".