2127016745 has 32 divisors (see below), whose sum is σ = 3079296000. Its totient is φ = 1408198848.

The previous prime is 2127016673. The next prime is 2127016753. The reversal of 2127016745 is 5476107212.

It is not a de Polignac number, because 2127016745 - 2¹² = 2127012649 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an alternating number because its digits alternate between even and odd.

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 31 ways as a sum of consecutive naturals, for example, 28352 + ... + 71118.

It is an arithmetic number, because the mean of its divisors is an integer number (96228000).

Almost surely, 2^2127016745 is an apocalyptic number.

It is an amenable number.

2127016745 is a deficient number, since it is larger than the sum of its proper divisors (952279255).

2127016745 is an equidigital number, since it uses as much as digits as its factorization.

2127016745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42822 (or 42808 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 35.

The square root of 2127016745 is about 46119.5917696590. The cubic root of 2127016745 is about 1286.0473819702.

The spelling of 2127016745 in words is "two billion, one hundred twenty-seven million, sixteen thousand, seven hundred forty-five".