481845454491 has 8 divisors (see below), whose sum is σ = 642762380880. Its totient is φ = 321079415552.

The previous prime is 481845454483. The next prime is 481845454499. The reversal of 481845454491 is 194454548184.

It is an interprime number because it is at equal distance from previous prime (481845454483) and next prime (481845454499).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 481845454491 - 2³ = 481845454483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (481845454499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37714410 + ... + 37727183.

It is an arithmetic number, because the mean of its divisors is an integer number (80345297610).

Almost surely, 2^481845454491 is an apocalyptic number.

481845454491 is a deficient number, since it is larger than the sum of its proper divisors (160916926389).

481845454491 is a wasteful number, since it uses less digits than its factorization.

481845454491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75443725.

The product of its digits is 14745600, while the sum is 57.

The spelling of 481845454491 in words is "four hundred eighty-one billion, eight hundred forty-five million, four hundred fifty-four thousand, four hundred ninety-one".