502206328511538 has 16 divisors (see below), whose sum is σ = 1147900179455040. Its totient is φ = 143487522431856.

The previous prime is 502206328511519. The next prime is 502206328511539. The reversal of 502206328511538 is 835115823602205.

It is a super-2 number, since 2×502206328511538² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (502206328511539) 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 7 ways as a sum of consecutive naturals, for example, 5978646767953 + ... + 5978646768036.

It is an arithmetic number, because the mean of its divisors is an integer number (71743761215940).

Almost surely, 2^{502206328511538} is an apocalyptic number.

502206328511538 is an abundant number, since it is smaller than the sum of its proper divisors (645693850943502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

502206328511538 is a wasteful number, since it uses less digits than its factorization.

502206328511538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11957293536001.

The product of its (nonzero) digits is 3456000, while the sum is 51.

The spelling of 502206328511538 in words is "five hundred two trillion, two hundred six billion, three hundred twenty-eight million, five hundred eleven thousand, five hundred thirty-eight".