9425385857645 has 8 divisors (see below), whose sum is σ = 11802222291456. Its totient is φ = 7212469177936.

The previous prime is 9425385857603. The next prime is 9425385857647. The reversal of 9425385857645 is 5467585835249.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9425385857645 - 2⁸ = 9425385857389 is a prime.

It is a super-3 number, since 3×9425385857645³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9425385857647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40979938397 + ... + 40979938626.

It is an arithmetic number, because the mean of its divisors is an integer number (1475277786432).

Almost surely, 2^{9425385857645} is an apocalyptic number.

It is an amenable number.

9425385857645 is a deficient number, since it is larger than the sum of its proper divisors (2376836433811).

9425385857645 is a wasteful number, since it uses less digits than its factorization.

9425385857645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81959877051.

The product of its digits is 1451520000, while the sum is 71.

The spelling of 9425385857645 in words is "nine trillion, four hundred twenty-five billion, three hundred eighty-five million, eight hundred fifty-seven thousand, six hundred forty-five".