242767251213265 has 16 divisors (see below), whose sum is σ = 292931670704400. Its totient is φ = 193139832188160.

The previous prime is 242767251213247. The next prime is 242767251213397. The reversal of 242767251213265 is 562312152767242.

It can be written as a sum of positive squares in 8 ways, for example, as 24862180467601 + 217905070745664 = 4986199^2 + 14761608^2 .

It is not a de Polignac number, because 242767251213265 - 2⁹ = 242767251212753 is a prime.

It is a super-2 number, since 2×242767251213265² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221312727 + ... + 222406963.

It is an arithmetic number, because the mean of its divisors is an integer number (18308229419025).

Almost surely, 2^{242767251213265} is an apocalyptic number.

It is an amenable number.

242767251213265 is a deficient number, since it is larger than the sum of its proper divisors (50164419491135).

242767251213265 is a wasteful number, since it uses less digits than its factorization.

242767251213265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339572.

The product of its digits is 16934400, while the sum is 55.

The spelling of 242767251213265 in words is "two hundred forty-two trillion, seven hundred sixty-seven billion, two hundred fifty-one million, two hundred thirteen thousand, two hundred sixty-five".