201380404485 has 32 divisors (see below), whose sum is σ = 350236897920. Its totient is φ = 98214559488.

The previous prime is 201380404399. The next prime is 201380404507. The reversal of 201380404485 is 584404083102.

201380404485 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 201380404485 - 2¹⁰ = 201380403461 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 4804930 + ... + 4846659.

It is an arithmetic number, because the mean of its divisors is an integer number (10944903060).

Almost surely, 2^201380404485 is an apocalyptic number.

It is an amenable number.

201380404485 is a deficient number, since it is larger than the sum of its proper divisors (148856493435).

201380404485 is a wasteful number, since it uses less digits than its factorization.

201380404485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9651717.

The product of its (nonzero) digits is 122880, while the sum is 39.

Adding to 201380404485 its reverse (584404083102), we get a palindrome (785784487587).

The spelling of 201380404485 in words is "two hundred one billion, three hundred eighty million, four hundred four thousand, four hundred eighty-five".