425511024401 has 4 divisors (see below), whose sum is σ = 425514772452. Its totient is φ = 425507276352.

The previous prime is 425511024377. The next prime is 425511024457. The reversal of 425511024401 is 104420115524.

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 115412396176 + 310098628225 = 339724^2 + 556865^2 .

It is a cyclic number.

It is not a de Polignac number, because 425511024401 - 2³⁴ = 408331155217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425511020401) 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, 1698236 + ... + 1932621.

It is an arithmetic number, because the mean of its divisors is an integer number (106378693113).

Almost surely, 2^425511024401 is an apocalyptic number.

It is an amenable number.

425511024401 is a deficient number, since it is larger than the sum of its proper divisors (3748051).

425511024401 is a wasteful number, since it uses less digits than its factorization.

425511024401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3748050.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 425511024401 its reverse (104420115524), we get a palindrome (529931139925).

The spelling of 425511024401 in words is "four hundred twenty-five billion, five hundred eleven million, twenty-four thousand, four hundred one".