1650442516004 has 6 divisors (see below), whose sum is σ = 2888274403014. Its totient is φ = 825221258000.

The previous prime is 1650442515989. The next prime is 1650442516007. The reversal of 1650442516004 is 4006152440561.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1356409622500 + 294032893504 = 1164650^2 + 542248^2 .

It is a super-2 number, since 2×1650442516004² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1650442516007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206305314497 + ... + 206305314504.

It is an arithmetic number, because the mean of its divisors is an integer number (481379067169).

Almost surely, 2^{1650442516004} is an apocalyptic number.

It is an amenable number.

1650442516004 is a deficient number, since it is larger than the sum of its proper divisors (1237831887010).

1650442516004 is a wasteful number, since it uses less digits than its factorization.

1650442516004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412610629005 (or 412610629003 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

Adding to 1650442516004 its reverse (4006152440561), we get a palindrome (5656594956565).

The spelling of 1650442516004 in words is "one trillion, six hundred fifty billion, four hundred forty-two million, five hundred sixteen thousand, four".