425225533442 has 64 divisors (see below), whose sum is σ = 667919831040. Its totient is φ = 202886401536.

The previous prime is 425225533423. The next prime is 425225533459. The reversal of 425225533442 is 244335522524.

It is a self number, because there is not a number n which added to its sum of digits gives 425225533442.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 320440583 + ... + 320441909.

It is an arithmetic number, because the mean of its divisors is an integer number (10436247360).

Almost surely, 2^425225533442 is an apocalyptic number.

425225533442 is a deficient number, since it is larger than the sum of its proper divisors (242694297598).

425225533442 is a wasteful number, since it uses less digits than its factorization.

425225533442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1935.

The product of its digits is 1152000, while the sum is 41.

The spelling of 425225533442 in words is "four hundred twenty-five billion, two hundred twenty-five million, five hundred thirty-three thousand, four hundred forty-two".