445057557260425 has 48 divisors (see below), whose sum is σ = 606898851969600. Its totient is φ = 322451000928000.

The previous prime is 445057557260419. The next prime is 445057557260557. The reversal of 445057557260425 is 524062755750544.

It is not a de Polignac number, because 445057557260425 - 2³ = 445057557260417 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 158554659 + ... + 161337208.

It is an arithmetic number, because the mean of its divisors is an integer number (12643726082700).

Almost surely, 2^{445057557260425} is an apocalyptic number.

It is an amenable number.

445057557260425 is a deficient number, since it is larger than the sum of its proper divisors (161841294709175).

445057557260425 is a wasteful number, since it uses less digits than its factorization.

445057557260425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319892026 (or 319892021 counting only the distinct ones).

The product of its (nonzero) digits is 235200000, while the sum is 61.

The spelling of 445057557260425 in words is "four hundred forty-five trillion, fifty-seven billion, five hundred fifty-seven million, two hundred sixty thousand, four hundred twenty-five".