481739907459 has 4 divisors (see below), whose sum is σ = 642319876616. Its totient is φ = 321159938304.

The previous prime is 481739907437. The next prime is 481739907469. The reversal of 481739907459 is 954709937184.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 481739907459 - 2¹¹ = 481739905411 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 481739907459.

It is not an unprimeable number, because it can be changed into a prime (481739907469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80289984574 + ... + 80289984579.

It is an arithmetic number, because the mean of its divisors is an integer number (160579969154).

Almost surely, 2^481739907459 is an apocalyptic number.

481739907459 is a deficient number, since it is larger than the sum of its proper divisors (160579969157).

481739907459 is a wasteful number, since it uses less digits than its factorization.

481739907459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160579969156.

The product of its (nonzero) digits is 68584320, while the sum is 66.

The spelling of 481739907459 in words is "four hundred eighty-one billion, seven hundred thirty-nine million, nine hundred seven thousand, four hundred fifty-nine".