425435144515 has 8 divisors (see below), whose sum is σ = 510743096928. Its totient is φ = 340200833280.

The previous prime is 425435144503. The next prime is 425435144521. The reversal of 425435144515 is 515441534524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 425435144515 - 2⁵ = 425435144483 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18397582 + ... + 18420691.

It is an arithmetic number, because the mean of its divisors is an integer number (63842887116).

Almost surely, 2^425435144515 is an apocalyptic number.

425435144515 is a deficient number, since it is larger than the sum of its proper divisors (85307952413).

425435144515 is a wasteful number, since it uses less digits than its factorization.

425435144515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36820589.

The product of its digits is 960000, while the sum is 43.

The spelling of 425435144515 in words is "four hundred twenty-five billion, four hundred thirty-five million, one hundred forty-four thousand, five hundred fifteen".