503145510426647 has 32 divisors (see below), whose sum is σ = 558401731856640. Its totient is φ = 449551236395520.

The previous prime is 503145510426641. The next prime is 503145510426649. The reversal of 503145510426647 is 746624015541305.

It is a cyclic number.

It is not a de Polignac number, because 503145510426647 - 2¹⁶ = 503145510361111 is a prime.

It is a super-2 number, since 2×503145510426647² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503145510426641) 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, 141125933 + ... + 144647225.

It is an arithmetic number, because the mean of its divisors is an integer number (17450054120520).

Almost surely, 2^{503145510426647} is an apocalyptic number.

503145510426647 is a deficient number, since it is larger than the sum of its proper divisors (55256221429993).

503145510426647 is a wasteful number, since it uses less digits than its factorization.

503145510426647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3522383.

The product of its (nonzero) digits is 12096000, while the sum is 53.

The spelling of 503145510426647 in words is "five hundred three trillion, one hundred forty-five billion, five hundred ten million, four hundred twenty-six thousand, six hundred forty-seven".