445485445347408 has 40 divisors (see below), whose sum is σ = 1151369949291456. Its totient is φ = 148426432473600.

The previous prime is 445485445347367. The next prime is 445485445347427. The reversal of 445485445347408 is 804743544584544.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2147269428 + ... + 2147476883.

Almost surely, 2^{445485445347408} is an apocalyptic number.

445485445347408 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

445485445347408 is an abundant number, since it is smaller than the sum of its proper divisors (705884503944048).

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

445485445347408 is a wasteful number, since it uses less digits than its factorization.

445485445347408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4294748483 (or 4294748477 counting only the distinct ones).

The product of its (nonzero) digits is 2752512000, while the sum is 69.

The spelling of 445485445347408 in words is "four hundred forty-five trillion, four hundred eighty-five billion, four hundred forty-five million, three hundred forty-seven thousand, four hundred eight".