427356712503 has 32 divisors (see below), whose sum is σ = 743122795520. Its totient is φ = 237603728160.

The previous prime is 427356712483. The next prime is 427356712553. The reversal of 427356712503 is 305217653724.

427356712503 is a `hidden beast` number, since 4 + 2 + 73 + 5 + 6 + 71 + 2 + 503 = 666.

It is not a de Polignac number, because 427356712503 - 2³² = 423061745207 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427356712553) 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, 30549043 + ... + 30563028.

It is an arithmetic number, because the mean of its divisors is an integer number (23222587360).

Almost surely, 2^427356712503 is an apocalyptic number.

427356712503 is a deficient number, since it is larger than the sum of its proper divisors (315766083017).

427356712503 is a wasteful number, since it uses less digits than its factorization.

427356712503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61112124 (or 61112118 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 45.

The spelling of 427356712503 in words is "four hundred twenty-seven billion, three hundred fifty-six million, seven hundred twelve thousand, five hundred three".