427002368057 has 4 divisors (see below), whose sum is σ = 429148108800. Its totient is φ = 424856627316.

The previous prime is 427002368053. The next prime is 427002368063. The reversal of 427002368057 is 750863200724.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 427002368057 - 2² = 427002368053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 427002367999 and 427002368017.

It is not an unprimeable number, because it can be changed into a prime (427002368053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1072870073 + ... + 1072870470.

It is an arithmetic number, because the mean of its divisors is an integer number (107287027200).

Almost surely, 2^427002368057 is an apocalyptic number.

It is an amenable number.

427002368057 is a deficient number, since it is larger than the sum of its proper divisors (2145740743).

427002368057 is a wasteful number, since it uses less digits than its factorization.

427002368057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2145740742.

The product of its (nonzero) digits is 564480, while the sum is 44.

The spelling of 427002368057 in words is "four hundred twenty-seven billion, two million, three hundred sixty-eight thousand, fifty-seven".