1481152138548 has 12 divisors (see below), whose sum is σ = 3456021656640. Its totient is φ = 493717379512.

The previous prime is 1481152138493. The next prime is 1481152138567. The reversal of 1481152138548 is 8458312511841.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1481152138548.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 61714672428 + ... + 61714672451.

It is an arithmetic number, because the mean of its divisors is an integer number (288001804720).

Almost surely, 2^{1481152138548} is an apocalyptic number.

It is an amenable number.

1481152138548 is an abundant number, since it is smaller than the sum of its proper divisors (1974869518092).

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

1481152138548 is a wasteful number, since it uses less digits than its factorization.

1481152138548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123429344886 (or 123429344884 counting only the distinct ones).

The product of its digits is 1228800, while the sum is 51.

The spelling of 1481152138548 in words is "one trillion, four hundred eighty-one billion, one hundred fifty-two million, one hundred thirty-eight thousand, five hundred forty-eight".