2049188766388 has 36 divisors (see below), whose sum is σ = 3749373799360. Its totient is φ = 979890482736.

The previous prime is 2049188766307. The next prime is 2049188766397. The reversal of 2049188766388 is 8836678819402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13779493 + ... + 13927411.

Almost surely, 2^{2049188766388} is an apocalyptic number.

It is an amenable number.

2049188766388 is a deficient number, since it is larger than the sum of its proper divisors (1700185032972).

2049188766388 is a wasteful number, since it uses less digits than its factorization.

2049188766388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154516 (or 154491 counting only the distinct ones).

The product of its (nonzero) digits is 222953472, while the sum is 70.

The spelling of 2049188766388 in words is "two trillion, forty-nine billion, one hundred eighty-eight million, seven hundred sixty-six thousand, three hundred eighty-eight".