425047384433 has 6 divisors (see below), whose sum is σ = 494442875826. Its totient is φ = 364326329472.

The previous prime is 425047384393. The next prime is 425047384441. The reversal of 425047384433 is 334483740524.

It can be written as a sum of positive squares in only one way, i.e., 397950273889 + 27097110544 = 630833^2 + 164612^2 .

It is not a de Polignac number, because 425047384433 - 2¹² = 425047380337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425047384453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4337218160 + ... + 4337218257.

It is an arithmetic number, because the mean of its divisors is an integer number (82407145971).

Almost surely, 2^425047384433 is an apocalyptic number.

It is an amenable number.

425047384433 is a deficient number, since it is larger than the sum of its proper divisors (69395491393).

425047384433 is an equidigital number, since it uses as much as digits as its factorization.

425047384433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8674436431 (or 8674436424 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 47.

The spelling of 425047384433 in words is "four hundred twenty-five billion, forty-seven million, three hundred eighty-four thousand, four hundred thirty-three".