445305450500 has 24 divisors (see below), whose sum is σ = 972547104984. Its totient is φ = 178122180000.

The previous prime is 445305450467. The next prime is 445305450517. The reversal of 445305450500 is 5054503544.

It can be written as a sum of positive squares in 4 ways, for example, as 22836649924 + 422468800576 = 151118^2 + 649976^2 .

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, 445304951 + ... + 445305950.

It is an arithmetic number, because the mean of its divisors is an integer number (40522796041).

Almost surely, 2^445305450500 is an apocalyptic number.

It is an amenable number.

445305450500 is an abundant number, since it is smaller than the sum of its proper divisors (527241654484).

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

445305450500 is a wasteful number, since it uses less digits than its factorization.

445305450500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890610920 (or 890610908 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 35.

The spelling of 445305450500 in words is "four hundred forty-five billion, three hundred five million, four hundred fifty thousand, five hundred".