1653910544004 has 12 divisors (see below), whose sum is σ = 3859124602704. Its totient is φ = 551303514664.

The previous prime is 1653910543903. The next prime is 1653910544113. The reversal of 1653910544004 is 4004450193561.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68912939322 + ... + 68912939345.

It is an arithmetic number, because the mean of its divisors is an integer number (321593716892).

Almost surely, 2^{1653910544004} is an apocalyptic number.

It is an amenable number.

1653910544004 is an abundant number, since it is smaller than the sum of its proper divisors (2205214058700).

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

1653910544004 is a wasteful number, since it uses less digits than its factorization.

1653910544004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137825878674 (or 137825878672 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 1653910544004 in words is "one trillion, six hundred fifty-three billion, nine hundred ten million, five hundred forty-four thousand, four".