42445200443280 has 80 divisors (see below), whose sum is σ = 131586043966080. Its totient is φ = 11318210648064.

The previous prime is 42445200443267. The next prime is 42445200443291. The reversal of 42445200443280 is 8234400254424.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1377864 + ... + 9316056.

It is an arithmetic number, because the mean of its divisors is an integer number (1644825549576).

Almost surely, 2^{42445200443280} is an apocalyptic number.

42445200443280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42445200443280 is an abundant number, since it is smaller than the sum of its proper divisors (89140843522800).

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

42445200443280 is a wasteful number, since it uses less digits than its factorization.

42445200443280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7960488 (or 7960482 counting only the distinct ones).

The product of its (nonzero) digits is 983040, while the sum is 42.

The spelling of 42445200443280 in words is "forty-two trillion, four hundred forty-five billion, two hundred million, four hundred forty-three thousand, two hundred eighty".