425145618452 has 12 divisors (see below), whose sum is σ = 748305439476. Its totient is φ = 211344064320.

The previous prime is 425145618421. The next prime is 425145618487. The reversal of 425145618452 is 254816541524.

It can be written as a sum of positive squares in 2 ways, for example, as 366250094596 + 58895523856 = 605186^2 + 242684^2 .

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 425145618397 and 425145618406.

It is a congruent 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, 307185449 + ... + 307186832.

It is an arithmetic number, because the mean of its divisors is an integer number (62358786623).

Almost surely, 2^425145618452 is an apocalyptic number.

It is an amenable number.

425145618452 is a deficient number, since it is larger than the sum of its proper divisors (323159821024).

425145618452 is a wasteful number, since it uses less digits than its factorization.

425145618452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614372458 (or 614372456 counting only the distinct ones).

The product of its digits is 1536000, while the sum is 47.

The spelling of 425145618452 in words is "four hundred twenty-five billion, one hundred forty-five million, six hundred eighteen thousand, four hundred fifty-two".