481635310725 has 18 divisors (see below), whose sum is σ = 862662356946. Its totient is φ = 256872165600.

The previous prime is 481635310693. The next prime is 481635310753. The reversal of 481635310725 is 527013536184.

It is a happy number.

481635310725 is a `hidden beast` number, since 4 + 8 + 1 + 635 + 3 + 1 + 0 + 7 + 2 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 41545038276 + 440090272449 = 203826^2 + 663393^2 .

It is not a de Polignac number, because 481635310725 - 2⁵ = 481635310693 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1070300466 + ... + 1070300915.

It is an arithmetic number, because the mean of its divisors is an integer number (47925686497).

Almost surely, 2^481635310725 is an apocalyptic number.

481635310725 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

481635310725 is a deficient number, since it is larger than the sum of its proper divisors (381027046221).

481635310725 is a wasteful number, since it uses less digits than its factorization.

481635310725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140601397 (or 2140601389 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 481635310725 in words is "four hundred eighty-one billion, six hundred thirty-five million, three hundred ten thousand, seven hundred twenty-five".