434794016257 has 4 divisors (see below), whose sum is σ = 434883173076. Its totient is φ = 434704859440.

The previous prime is 434794016233. The next prime is 434794016269. The reversal of 434794016257 is 752610497434.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 193854403521 + 240939612736 = 440289^2 + 490856^2 .

It is a cyclic number.

It is not a de Polignac number, because 434794016257 - 2¹¹ = 434794014209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434794016297) 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, 44571094 + ... + 44580847.

It is an arithmetic number, because the mean of its divisors is an integer number (108720793269).

Almost surely, 2^434794016257 is an apocalyptic number.

It is an amenable number.

434794016257 is a deficient number, since it is larger than the sum of its proper divisors (89156819).

434794016257 is an equidigital number, since it uses as much as digits as its factorization.

434794016257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89156818.

The product of its (nonzero) digits is 5080320, while the sum is 52.

The spelling of 434794016257 in words is "four hundred thirty-four billion, seven hundred ninety-four million, sixteen thousand, two hundred fifty-seven".