63465524431 has 4 divisors (see below), whose sum is σ = 67198790592. Its totient is φ = 59732258272.

The previous prime is 63465524401. The next prime is 63465524483. The reversal of 63465524431 is 13442556436.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63465524431 - 2⁵ = 63465524399 is a prime.

It is a super-2 number, since 2×63465524431² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63465524401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1866633055 + ... + 1866633088.

It is an arithmetic number, because the mean of its divisors is an integer number (16799697648).

Almost surely, 2^63465524431 is an apocalyptic number.

63465524431 is a deficient number, since it is larger than the sum of its proper divisors (3733266161).

63465524431 is a wasteful number, since it uses less digits than its factorization.

63465524431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3733266160.

The product of its digits is 1036800, while the sum is 43.

The spelling of 63465524431 in words is "sixty-three billion, four hundred sixty-five million, five hundred twenty-four thousand, four hundred thirty-one".