445203007980 has 24 divisors (see below), whose sum is σ = 1246568422512. Its totient is φ = 118720802112.

The previous prime is 445203007957. The next prime is 445203008011. The reversal of 445203007980 is 89700302544.

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, 3710025007 + ... + 3710025126.

It is an arithmetic number, because the mean of its divisors is an integer number (51940350938).

Almost surely, 2^445203007980 is an apocalyptic number.

It is an amenable number.

445203007980 is an abundant number, since it is smaller than the sum of its proper divisors (801365414532).

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

445203007980 is a wasteful number, since it uses less digits than its factorization.

445203007980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7420050145 (or 7420050143 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 445203007980 in words is "four hundred forty-five billion, two hundred three million, seven thousand, nine hundred eighty".