503104331442 has 64 divisors (see below), whose sum is σ = 1045170238464. Its totient is φ = 161277419520.

The previous prime is 503104331423. The next prime is 503104331449. The reversal of 503104331442 is 244133401305.

It is a super-2 number, since 2×503104331442² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (503104331449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35783278 + ... + 35797334.

It is an arithmetic number, because the mean of its divisors is an integer number (16330784976).

Almost surely, 2^503104331442 is an apocalyptic number.

503104331442 is an abundant number, since it is smaller than the sum of its proper divisors (542065907022).

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

503104331442 is a wasteful number, since it uses less digits than its factorization.

503104331442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15283.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 503104331442 its reverse (244133401305), we get a palindrome (747237732747).

The spelling of 503104331442 in words is "five hundred three billion, one hundred four million, three hundred thirty-one thousand, four hundred forty-two".