461243525436 has 36 divisors (see below), whose sum is σ = 1197432519192. Its totient is φ = 149592494304.

The previous prime is 461243525417. The next prime is 461243525443. The reversal of 461243525436 is 634525342164.

461243525436 is a `hidden beast` number, since 4 + 6 + 12 + 43 + 52 + 543 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 461243525391 and 461243525400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173138130 + ... + 173140793.

It is an arithmetic number, because the mean of its divisors is an integer number (33262014422).

Almost surely, 2^461243525436 is an apocalyptic number.

It is an amenable number.

461243525436 is an abundant number, since it is smaller than the sum of its proper divisors (736188993756).

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

461243525436 is a wasteful number, since it uses less digits than its factorization.

461243525436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346278970 (or 346278965 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 45.

The spelling of 461243525436 in words is "four hundred sixty-one billion, two hundred forty-three million, five hundred twenty-five thousand, four hundred thirty-six".