461645641263224 has 32 divisors (see below), whose sum is σ = 959755096229040. Its totient is φ = 206398945420800.

The previous prime is 461645641263223. The next prime is 461645641263347. The reversal of 461645641263224 is 422362146546164.

It is a self number, because there is not a number n which added to its sum of digits gives 461645641263224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461645641263223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42999774929 + ... + 42999785664.

Almost surely, 2^{461645641263224} is an apocalyptic number.

461645641263224 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

461645641263224 is an abundant number, since it is smaller than the sum of its proper divisors (498109454965816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

461645641263224 is a wasteful number, since it uses less digits than its factorization.

461645641263224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85999560671 (or 85999560667 counting only the distinct ones).

The product of its digits is 39813120, while the sum is 56.

The spelling of 461645641263224 in words is "four hundred sixty-one trillion, six hundred forty-five billion, six hundred forty-one million, two hundred sixty-three thousand, two hundred twenty-four".