463636409641 has 4 divisors (see below), whose sum is σ = 483794514432. Its totient is φ = 443478304852.

The previous prime is 463636409627. The next prime is 463636409693. The reversal of 463636409641 is 146904636364.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 463636409641 - 2⁹ = 463636409129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (463636449641) 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, 10079052361 + ... + 10079052406.

It is an arithmetic number, because the mean of its divisors is an integer number (120948628608).

Almost surely, 2^463636409641 is an apocalyptic number.

It is an amenable number.

463636409641 is a deficient number, since it is larger than the sum of its proper divisors (20158104791).

463636409641 is a wasteful number, since it uses less digits than its factorization.

463636409641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20158104790.

The product of its (nonzero) digits is 6718464, while the sum is 52.

The spelling of 463636409641 in words is "four hundred sixty-three billion, six hundred thirty-six million, four hundred nine thousand, six hundred forty-one".