427355880057 has 24 divisors (see below), whose sum is σ = 628817205120. Its totient is φ = 279615900960.

The previous prime is 427355879987. The next prime is 427355880071. The reversal of 427355880057 is 750088553724.

427355880057 is a `hidden beast` number, since 4 + 2 + 7 + 3 + 5 + 588 + 0 + 0 + 57 = 666.

It is not a de Polignac number, because 427355880057 - 2¹⁰ = 427355879033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 427355879985 and 427355880012.

It is not an unprimeable number, because it can be changed into a prime (427355880857) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1144182 + ... + 1471007.

It is an arithmetic number, because the mean of its divisors is an integer number (26200716880).

Almost surely, 2^427355880057 is an apocalyptic number.

It is an amenable number.

427355880057 is a deficient number, since it is larger than the sum of its proper divisors (201461325063).

427355880057 is a wasteful number, since it uses less digits than its factorization.

427355880057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2615533 (or 2615530 counting only the distinct ones).

The product of its (nonzero) digits is 9408000, while the sum is 54.

The spelling of 427355880057 in words is "four hundred twenty-seven billion, three hundred fifty-five million, eight hundred eighty thousand, fifty-seven".