1649184104456 has 32 divisors (see below), whose sum is σ = 3535281469440. Its totient is φ = 706530081408.

The previous prime is 1649184104437. The next prime is 1649184104459. The reversal of 1649184104456 is 6544014819461.

It is a junction number, because it is equal to n+sod(n) for n = 1649184104398 and 1649184104407.

It is not an unprimeable number, because it can be changed into a prime (1649184104459) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5329565 + ... + 5630508.

It is an arithmetic number, because the mean of its divisors is an integer number (110477545920).

Almost surely, 2^{1649184104456} is an apocalyptic number.

It is an amenable number.

1649184104456 is an abundant number, since it is smaller than the sum of its proper divisors (1886097364984).

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

1649184104456 is a wasteful number, since it uses less digits than its factorization.

1649184104456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10962773 (or 10962769 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 53.

The spelling of 1649184104456 in words is "one trillion, six hundred forty-nine billion, one hundred eighty-four million, one hundred four thousand, four hundred fifty-six".