1474002081549 has 32 divisors (see below), whose sum is σ = 2338139520000. Its totient is φ = 914472294912.

The previous prime is 1474002081511. The next prime is 1474002081571. The reversal of 1474002081549 is 9451802004741.

1474002081549 is a `hidden beast` number, since 1 + 4 + 7 + 4 + 0 + 0 + 20 + 81 + 549 = 666.

It is not a de Polignac number, because 1474002081549 - 2¹⁶ = 1474002016013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1474002081049) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 18000349 + ... + 18082050.

It is an arithmetic number, because the mean of its divisors is an integer number (73066860000).

Almost surely, 2^{1474002081549} is an apocalyptic number.

It is an amenable number.

1474002081549 is a deficient number, since it is larger than the sum of its proper divisors (864137438451).

1474002081549 is a wasteful number, since it uses less digits than its factorization.

1474002081549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36082514 (or 36082508 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The spelling of 1474002081549 in words is "one trillion, four hundred seventy-four billion, two million, eighty-one thousand, five hundred forty-nine".