265426453620061 has 16 divisors (see below), whose sum is σ = 268010957833920. Its totient is φ = 262851632467200.

The previous prime is 265426453620059. The next prime is 265426453620079. The reversal of 265426453620061 is 160026354624562.

It is a cyclic number.

It is not a de Polignac number, because 265426453620061 - 2¹ = 265426453620059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 265426453619990 and 265426453620008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265426453620091) 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, 2672468175 + ... + 2672567491.

It is an arithmetic number, because the mean of its divisors is an integer number (16750684864620).

Almost surely, 2^{265426453620061} is an apocalyptic number.

It is an amenable number.

265426453620061 is a deficient number, since it is larger than the sum of its proper divisors (2584504213859).

265426453620061 is a wasteful number, since it uses less digits than its factorization.

265426453620061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147804.

The product of its (nonzero) digits is 12441600, while the sum is 52.

The spelling of 265426453620061 in words is "two hundred sixty-five trillion, four hundred twenty-six billion, four hundred fifty-three million, six hundred twenty thousand, sixty-one".