445262145660 has 192 divisors, whose sum is σ = 1419042240000. Its totient is φ = 115847069184.

The previous prime is 445262145641. The next prime is 445262145677. The reversal of 445262145660 is 66541262544.

445262145660 is a `hidden beast` number, since 4 + 4 + 526 + 2 + 14 + 56 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21979216 + ... + 21999464.

It is an arithmetic number, because the mean of its divisors is an integer number (7390845000).

Almost surely, 2^445262145660 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 445262145660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (709521120000).

445262145660 is an abundant number, since it is smaller than the sum of its proper divisors (973780094340).

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

445262145660 is a wasteful number, since it uses less digits than its factorization.

445262145660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21257 (or 21249 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 45.

The spelling of 445262145660 in words is "four hundred forty-five billion, two hundred sixty-two million, one hundred forty-five thousand, six hundred sixty".