463144535447 has 4 divisors (see below), whose sum is σ = 505248584136. Its totient is φ = 421040486760.

The previous prime is 463144535377. The next prime is 463144535453. The reversal of 463144535447 is 744535441364.

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 463144535447 - 2³⁶ = 394425058711 is a prime.

It is a super-3 number, since 3×463144535447³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 463144535395 and 463144535404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (463144535747) 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, 21052024328 + ... + 21052024349.

It is an arithmetic number, because the mean of its divisors is an integer number (126312146034).

Almost surely, 2^463144535447 is an apocalyptic number.

463144535447 is a deficient number, since it is larger than the sum of its proper divisors (42104048689).

463144535447 is a wasteful number, since it uses less digits than its factorization.

463144535447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42104048688.

The product of its digits is 9676800, while the sum is 50.

The spelling of 463144535447 in words is "four hundred sixty-three billion, one hundred forty-four million, five hundred thirty-five thousand, four hundred forty-seven".