503042112642 has 32 divisors (see below), whose sum is σ = 1010779305984. Its totient is φ = 166899200000.

The previous prime is 503042112553. The next prime is 503042112667. The reversal of 503042112642 is 246211240305.

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, 1880767 + ... + 2131517.

It is an arithmetic number, because the mean of its divisors is an integer number (31586853312).

Almost surely, 2^503042112642 is an apocalyptic number.

503042112642 is an abundant number, since it is smaller than the sum of its proper divisors (507737193342).

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

503042112642 is a wasteful number, since it uses less digits than its factorization.

503042112642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252314.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 503042112642 its reverse (246211240305), we get a palindrome (749253352947).

The spelling of 503042112642 in words is "five hundred three billion, forty-two million, one hundred twelve thousand, six hundred forty-two".