675642245442 has 16 divisors (see below), whose sum is σ = 1357344065280. Its totient is φ = 224204152752.

The previous prime is 675642245431. The next prime is 675642245459. The reversal of 675642245442 is 244542246576.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252480817 + ... + 252483492.

It is an arithmetic number, because the mean of its divisors is an integer number (84834004080).

Almost surely, 2^675642245442 is an apocalyptic number.

675642245442 is an abundant number, since it is smaller than the sum of its proper divisors (681701819838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

675642245442 is a wasteful number, since it uses less digits than its factorization.

675642245442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504964537.

The product of its digits is 12902400, while the sum is 51.

The spelling of 675642245442 in words is "six hundred seventy-five billion, six hundred forty-two million, two hundred forty-five thousand, four hundred forty-two".