445048900240 has 80 divisors (see below), whose sum is σ = 1182897182592. Its totient is φ = 152544494592.

The previous prime is 445048900217. The next prime is 445048900273. The reversal of 445048900240 is 42009840544.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 445048900193 and 445048900202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1874292 + ... + 2098348.

Almost surely, 2^445048900240 is an apocalyptic number.

445048900240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

445048900240 is an abundant number, since it is smaller than the sum of its proper divisors (737848282352).

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

445048900240 is a wasteful number, since it uses less digits than its factorization.

445048900240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227624 (or 227618 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 40.

The spelling of 445048900240 in words is "four hundred forty-five billion, forty-eight million, nine hundred thousand, two hundred forty".