5291866603392 has 128 divisors (see below), whose sum is σ = 14195739317760. Its totient is φ = 1746491615232.

The previous prime is 5291866603357. The next prime is 5291866603483. The reversal of 5291866603392 is 2933066681925.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

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 15 ways as a sum of consecutive naturals, for example, 281877718 + ... + 281896490.

It is an arithmetic number, because the mean of its divisors is an integer number (110904213420).

Almost surely, 2^{5291866603392} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5291866603392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7097869658880).

5291866603392 is an abundant number, since it is smaller than the sum of its proper divisors (8903872714368).

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

5291866603392 is a wasteful number, since it uses less digits than its factorization.

5291866603392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26020 (or 26008 counting only the distinct ones).

The product of its (nonzero) digits is 25194240, while the sum is 60.

The spelling of 5291866603392 in words is "five trillion, two hundred ninety-one billion, eight hundred sixty-six million, six hundred three thousand, three hundred ninety-two".