445003101325020 has 384 divisors, whose sum is σ = 1504265378660352. Its totient is φ = 96136085606400.

The previous prime is 445003101324941. The next prime is 445003101325037. The reversal of 445003101325020 is 20523101300544.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7748993547 + ... + 7749050973.

It is an arithmetic number, because the mean of its divisors is an integer number (3917357756928).

Almost surely, 2^{445003101325020} 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 445003101325020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (752132689330176).

445003101325020 is an abundant number, since it is smaller than the sum of its proper divisors (1059262277335332).

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

445003101325020 is a wasteful number, since it uses less digits than its factorization.

445003101325020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71361 (or 71359 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 445003101325020 its reverse (20523101300544), we get a palindrome (465526202625564).

The spelling of 445003101325020 in words is "four hundred forty-five trillion, three billion, one hundred one million, three hundred twenty-five thousand, twenty".