425424035503403 has 4 divisors (see below), whose sum is σ = 425424573117360. Its totient is φ = 425423497889448.

The previous prime is 425424035503393. The next prime is 425424035503427. The reversal of 425424035503403 is 304305530424524.

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

It is a cyclic number.

It is not a de Polignac number, because 425424035503403 - 2¹⁰ = 425424035502379 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267618248 + ... + 269203221.

It is an arithmetic number, because the mean of its divisors is an integer number (106356143279340).

Almost surely, 2^{425424035503403} is an apocalyptic number.

425424035503403 is a deficient number, since it is larger than the sum of its proper divisors (537613957).

425424035503403 is an equidigital number, since it uses as much as digits as its factorization.

425424035503403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537613956.

The product of its (nonzero) digits is 3456000, while the sum is 44.

Adding to 425424035503403 its reverse (304305530424524), we get a palindrome (729729565927927).

The spelling of 425424035503403 in words is "four hundred twenty-five trillion, four hundred twenty-four billion, thirty-five million, five hundred three thousand, four hundred three".