445745642427592 has 16 divisors (see below), whose sum is σ = 900063316440540. Its totient is φ = 205728758043456.

The previous prime is 445745642427571. The next prime is 445745642427593. The reversal of 445745642427592 is 295724246547544.

It can be written as a sum of positive squares in 2 ways, for example, as 434246666479396 + 11498975948196 = 20838586^2 + 3391014^2 .

It is not an unprimeable number, because it can be changed into a prime (445745642427593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2143007896183 + ... + 2143007896390.

Almost surely, 2^{445745642427592} is an apocalyptic number.

It is an amenable number.

445745642427592 is an abundant number, since it is smaller than the sum of its proper divisors (454317674012948).

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

445745642427592 is a wasteful number, since it uses less digits than its factorization.

445745642427592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4286015792592 (or 4286015792588 counting only the distinct ones).

The product of its digits is 2709504000, while the sum is 70.

The spelling of 445745642427592 in words is "four hundred forty-five trillion, seven hundred forty-five billion, six hundred forty-two million, four hundred twenty-seven thousand, five hundred ninety-two".