427284725051 has 2 divisors, whose sum is σ = 427284725052. Its totient is φ = 427284725050.

The previous prime is 427284725039. The next prime is 427284725057. The reversal of 427284725051 is 150527482724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 427284725051 - 2³⁰ = 426210983227 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 427284724987 and 427284725005.

It is not a weakly prime, because it can be changed into another prime (427284725057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213642362525 + 213642362526.

It is an arithmetic number, because the mean of its divisors is an integer number (213642362526).

Almost surely, 2^427284725051 is an apocalyptic number.

427284725051 is a deficient number, since it is larger than the sum of its proper divisors (1).

427284725051 is an equidigital number, since it uses as much as digits as its factorization.

427284725051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1254400, while the sum is 47.

The spelling of 427284725051 in words is "four hundred twenty-seven billion, two hundred eighty-four million, seven hundred twenty-five thousand, fifty-one".