1446155240464 has 40 divisors (see below), whose sum is σ = 3088158157728. Its totient is φ = 650566548480.

The previous prime is 1446155240447. The next prime is 1446155240477. The reversal of 1446155240464 is 4640425516441.

It is a happy number.

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, 42337522 + ... + 42371665.

Almost surely, 2^{1446155240464} is an apocalyptic number.

It is an amenable number.

1446155240464 is an abundant number, since it is smaller than the sum of its proper divisors (1642002917264).

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

1446155240464 is a wasteful number, since it uses less digits than its factorization.

1446155240464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84709303 (or 84709297 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 46.

The spelling of 1446155240464 in words is "one trillion, four hundred forty-six billion, one hundred fifty-five million, two hundred forty thousand, four hundred sixty-four".