1481884537440 has 48 divisors (see below), whose sum is σ = 4667936294448. Its totient is φ = 395169209856.

The previous prime is 1481884537381. The next prime is 1481884537451. The reversal of 1481884537440 is 447354881841.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1543629247 + ... + 1543630206.

It is an arithmetic number, because the mean of its divisors is an integer number (97248672801).

Almost surely, 2^{1481884537440} is an apocalyptic number.

1481884537440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1481884537440 is an abundant number, since it is smaller than the sum of its proper divisors (3186051757008).

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

1481884537440 is a wasteful number, since it uses less digits than its factorization.

1481884537440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3087259471 (or 3087259463 counting only the distinct ones).

The product of its (nonzero) digits is 13762560, while the sum is 57.

The spelling of 1481884537440 in words is "one trillion, four hundred eighty-one billion, eight hundred eighty-four million, five hundred thirty-seven thousand, four hundred forty".