503040087328428 has 144 divisors (see below), whose sum is σ = 1403428405317120. Its totient is φ = 150981071499648.

The previous prime is 503040087328393. The next prime is 503040087328439. The reversal of 503040087328428 is 824823780040305.

503040087328428 is a `hidden beast` number, since 5 + 0 + 30 + 400 + 87 + 32 + 84 + 28 = 666.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 78895026 + ... + 85032377.

It is an arithmetic number, because the mean of its divisors is an integer number (9746030592480).

Almost surely, 2^{503040087328428} is an apocalyptic number.

It is an amenable number.

503040087328428 is an abundant number, since it is smaller than the sum of its proper divisors (900388317988692).

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

503040087328428 is a wasteful number, since it uses less digits than its factorization.

503040087328428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163927588 (or 163927583 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 54.

The spelling of 503040087328428 in words is "five hundred three trillion, forty billion, eighty-seven million, three hundred twenty-eight thousand, four hundred twenty-eight".