502044400100642 has 32 divisors (see below), whose sum is σ = 866858315886720. Its totient is φ = 213613088895360.

The previous prime is 502044400100641. The next prime is 502044400100647. The reversal of 502044400100642 is 246001004440205.

It is a super-3 number, since 3×502044400100642³ (a number of 45 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 502044400100599 and 502044400100608.

It is not an unprimeable number, because it can be changed into a prime (502044400100641) 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 15 ways as a sum of consecutive naturals, for example, 160801409 + ... + 163893812.

It is an arithmetic number, because the mean of its divisors is an integer number (27089322371460).

Almost surely, 2^{502044400100642} is an apocalyptic number.

502044400100642 is a deficient number, since it is larger than the sum of its proper divisors (364813915786078).

502044400100642 is a wasteful number, since it uses less digits than its factorization.

502044400100642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324696026.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 502044400100642 its reverse (246001004440205), we get a palindrome (748045404540847).

The spelling of 502044400100642 in words is "five hundred two trillion, forty-four billion, four hundred million, one hundred thousand, six hundred forty-two".