461216314420 has 24 divisors (see below), whose sum is σ = 979436896200. Its totient is φ = 182413642752.

The previous prime is 461216314411. The next prime is 461216314457. The reversal of 461216314420 is 24413612164.

It can be written as a sum of positive squares in 4 ways, for example, as 346406544 + 460869907876 = 18612^2 + 678874^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129553365 + ... + 129556924.

It is an arithmetic number, because the mean of its divisors is an integer number (40809870675).

Almost surely, 2^461216314420 is an apocalyptic number.

It is an amenable number.

461216314420 is an abundant number, since it is smaller than the sum of its proper divisors (518220581780).

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

461216314420 is a wasteful number, since it uses less digits than its factorization.

461216314420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259110387 (or 259110385 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 34.

Adding to 461216314420 its reverse (24413612164), we get a palindrome (485629926584).

The spelling of 461216314420 in words is "four hundred sixty-one billion, two hundred sixteen million, three hundred fourteen thousand, four hundred twenty".