425730608890 has 16 divisors (see below), whose sum is σ = 767074593960. Its totient is φ = 170123466240.

The previous prime is 425730608887. The next prime is 425730608959. The reversal of 425730608890 is 98806037524.

It can be written as a sum of positive squares in 4 ways, for example, as 330398488809 + 95332120081 = 574803^2 + 308759^2 .

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, 21086571 + ... + 21106750.

Almost surely, 2^425730608890 is an apocalyptic number.

425730608890 is a deficient number, since it is larger than the sum of its proper divisors (341343985070).

425730608890 is a wasteful number, since it uses less digits than its factorization.

425730608890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42194337.

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 425730608890 in words is "four hundred twenty-five billion, seven hundred thirty million, six hundred eight thousand, eight hundred ninety".