265243146514153 has 16 divisors (see below), whose sum is σ = 271552380299200. Its totient is φ = 258940331060544.

The previous prime is 265243146514123. The next prime is 265243146514223. The reversal of 265243146514153 is 351415641342562.

It is a cyclic number.

It is not a de Polignac number, because 265243146514153 - 2⁹ = 265243146513641 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 265243146514153.

It is not an unprimeable number, because it can be changed into a prime (265243146514123) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1267188298 + ... + 1267397596.

It is an arithmetic number, because the mean of its divisors is an integer number (16972023768700).

Almost surely, 2^{265243146514153} is an apocalyptic number.

It is an amenable number.

265243146514153 is a deficient number, since it is larger than the sum of its proper divisors (6309233785047).

265243146514153 is a wasteful number, since it uses less digits than its factorization.

265243146514153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224488.

The product of its digits is 10368000, while the sum is 52.

The spelling of 265243146514153 in words is "two hundred sixty-five trillion, two hundred forty-three billion, one hundred forty-six million, five hundred fourteen thousand, one hundred fifty-three".