502423133442 has 32 divisors (see below), whose sum is σ = 1009472163840. Its totient is φ = 166704521040.

The previous prime is 502423133417. The next prime is 502423133461. The reversal of 502423133442 is 244331324205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1653409 + ... + 1933547.

It is an arithmetic number, because the mean of its divisors is an integer number (31546005120).

Almost surely, 2^502423133442 is an apocalyptic number.

502423133442 is an abundant number, since it is smaller than the sum of its proper divisors (507049030398).

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

502423133442 is a wasteful number, since it uses less digits than its factorization.

502423133442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281518.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 502423133442 its reverse (244331324205), we get a palindrome (746754457647).

The spelling of 502423133442 in words is "five hundred two billion, four hundred twenty-three million, one hundred thirty-three thousand, four hundred forty-two".