481446139005 has 24 divisors (see below), whose sum is σ = 898699460568. Its totient is φ = 237019637376.

The previous prime is 481446138973. The next prime is 481446139039. The reversal of 481446139005 is 500931644184.

It can be written as a sum of positive squares in 4 ways, for example, as 4853351556 + 476592787449 = 69666^2 + 690357^2 .

It is not a de Polignac number, because 481446139005 - 2⁵ = 481446138973 is a prime.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 411491842 + ... + 411493011.

It is an arithmetic number, because the mean of its divisors is an integer number (37445810857).

Almost surely, 2^481446139005 is an apocalyptic number.

481446139005 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

481446139005 is a deficient number, since it is larger than the sum of its proper divisors (417253321563).

481446139005 is a wasteful number, since it uses less digits than its factorization.

481446139005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822984877 (or 822984874 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 481446139005 in words is "four hundred eighty-one billion, four hundred forty-six million, one hundred thirty-nine thousand, five".