1481681761434 has 24 divisors (see below), whose sum is σ = 3668926266720. Its totient is φ = 423337646088.

The previous prime is 1481681761433. The next prime is 1481681761447. The reversal of 1481681761434 is 4341671861841.

It is a happy number.

1481681761434 is a `hidden beast` number, since 1 + 4 + 8 + 1 + 6 + 8 + 17 + 614 + 3 + 4 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1481681761433) 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 11 ways as a sum of consecutive naturals, for example, 5879689404 + ... + 5879689655.

It is an arithmetic number, because the mean of its divisors is an integer number (152871927780).

Almost surely, 2^{1481681761434} is an apocalyptic number.

1481681761434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1481681761434 is an abundant number, since it is smaller than the sum of its proper divisors (2187244505286).

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

1481681761434 is a wasteful number, since it uses less digits than its factorization.

1481681761434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11759379074 (or 11759379071 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 54.

The spelling of 1481681761434 in words is "one trillion, four hundred eighty-one billion, six hundred eighty-one million, seven hundred sixty-one thousand, four hundred thirty-four".