265432531463 has 16 divisors (see below), whose sum is σ = 295102434816. Its totient is φ = 236688260640.

The previous prime is 265432531453. The next prime is 265432531471. The reversal of 265432531463 is 364135234562.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-265432531463 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 (265432531433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2279270 + ... + 2392892.

It is an arithmetic number, because the mean of its divisors is an integer number (18443902176).

Almost surely, 2^265432531463 is an apocalyptic number.

265432531463 is a deficient number, since it is larger than the sum of its proper divisors (29669903353).

265432531463 is a wasteful number, since it uses less digits than its factorization.

265432531463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117694.

The product of its digits is 1555200, while the sum is 44.

The spelling of 265432531463 in words is "two hundred sixty-five billion, four hundred thirty-two million, five hundred thirty-one thousand, four hundred sixty-three".