503042330605699 has 16 divisors (see below), whose sum is σ = 539053249970592. Its totient is φ = 467744828110848.

The previous prime is 503042330605681. The next prime is 503042330605709. The reversal of 503042330605699 is 996506033240305.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 503042330605699 - 2¹⁵ = 503042330572931 is a prime.

It is a super-2 number, since 2×503042330605699² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (503042330695699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289790767 + ... + 291521479.

It is an arithmetic number, because the mean of its divisors is an integer number (33690828123162).

Almost surely, 2^{503042330605699} is an apocalyptic number.

503042330605699 is a deficient number, since it is larger than the sum of its proper divisors (36010919364893).

503042330605699 is a wasteful number, since it uses less digits than its factorization.

503042330605699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1936806.

The product of its (nonzero) digits is 15746400, while the sum is 55.

The spelling of 503042330605699 in words is "five hundred three trillion, forty-two billion, three hundred thirty million, six hundred five thousand, six hundred ninety-nine".