461415563543 has 32 divisors (see below), whose sum is σ = 538715308032. Its totient is φ = 390986719200.

The previous prime is 461415563513. The next prime is 461415563549. The reversal of 461415563543 is 345365514164.

It is not a de Polignac number, because 461415563543 - 2²⁸ = 461147128087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461415563549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4639646 + ... + 4738052.

It is an arithmetic number, because the mean of its divisors is an integer number (16834853376).

Almost surely, 2^461415563543 is an apocalyptic number.

461415563543 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

461415563543 is a deficient number, since it is larger than the sum of its proper divisors (77299744489).

461415563543 is a wasteful number, since it uses less digits than its factorization.

461415563543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98915.

The product of its digits is 2592000, while the sum is 47.

The spelling of 461415563543 in words is "four hundred sixty-one billion, four hundred fifteen million, five hundred sixty-three thousand, five hundred forty-three".