265376541663 has 6 divisors (see below), whose sum is σ = 383321671304. Its totient is φ = 176917694436.

The previous prime is 265376541593. The next prime is 265376541671. The reversal of 265376541663 is 366145673562.

265376541663 is a `hidden beast` number, since 2 + 6 + 5 + 37 + 6 + 541 + 6 + 63 = 666.

It is not a de Polignac number, because 265376541663 - 2⁹ = 265376541151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265376561663) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14743141195 + ... + 14743141212.

Almost surely, 2^265376541663 is an apocalyptic number.

265376541663 is a deficient number, since it is larger than the sum of its proper divisors (117945129641).

265376541663 is a wasteful number, since it uses less digits than its factorization.

265376541663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29486282413 (or 29486282410 counting only the distinct ones).

The product of its digits is 16329600, while the sum is 54.

The spelling of 265376541663 in words is "two hundred sixty-five billion, three hundred seventy-six million, five hundred forty-one thousand, six hundred sixty-three".