650406104403 has 16 divisors (see below), whose sum is σ = 948477254400. Its totient is φ = 393172179680.

The previous prime is 650406104401. The next prime is 650406104473. The reversal of 650406104403 is 304401604056.

It is a cyclic number.

It is not a de Polignac number, because 650406104403 - 2¹ = 650406104401 is a prime.

It is a super-2 number, since 2×650406104403² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (650406104401) 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, 25320423 + ... + 25346096.

It is an arithmetic number, because the mean of its divisors is an integer number (59279828400).

Almost surely, 2^650406104403 is an apocalyptic number.

650406104403 is a deficient number, since it is larger than the sum of its proper divisors (298071149997).

650406104403 is a wasteful number, since it uses less digits than its factorization.

650406104403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50666922.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 650406104403 its reverse (304401604056), we get a palindrome (954807708459).

The spelling of 650406104403 in words is "six hundred fifty billion, four hundred six million, one hundred four thousand, four hundred three".