504550091001 has 16 divisors (see below), whose sum is σ = 734238793728. Its totient is φ = 305643037200.

The previous prime is 504550090901. The next prime is 504550091009. The reversal of 504550091001 is 100190055405.

It is not a de Polignac number, because 504550091001 - 2⁹ = 504550090489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 504550091001.

It is not an unprimeable number, because it can be changed into a prime (504550091009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3551701 + ... + 3691026.

It is an arithmetic number, because the mean of its divisors is an integer number (45889924608).

Almost surely, 2^504550091001 is an apocalyptic number.

It is an amenable number.

504550091001 is a deficient number, since it is larger than the sum of its proper divisors (229688702727).

504550091001 is a wasteful number, since it uses less digits than its factorization.

504550091001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7244852.

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 504550091001 in words is "five hundred four billion, five hundred fifty million, ninety-one thousand, one".