425514605421603 has 16 divisors (see below), whose sum is σ = 581668240912416. Its totient is φ = 276530057256960.

The previous prime is 425514605421473. The next prime is 425514605421617. The reversal of 425514605421603 is 306124506415524.

It is a de Polignac number, because none of the positive numbers 2^k-425514605421603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425514605421683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1421160226 + ... + 1421459607.

It is an arithmetic number, because the mean of its divisors is an integer number (36354265057026).

Almost surely, 2^{425514605421603} is an apocalyptic number.

425514605421603 is a deficient number, since it is larger than the sum of its proper divisors (156153635490813).

425514605421603 is a wasteful number, since it uses less digits than its factorization.

425514605421603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2842621094.

The product of its (nonzero) digits is 3456000, while the sum is 48.

The spelling of 425514605421603 in words is "four hundred twenty-five trillion, five hundred fourteen billion, six hundred five million, four hundred twenty-one thousand, six hundred three".