2091466395 has 48 divisors (see below), whose sum is σ = 3920192640. Its totient is φ = 1027479552.

The previous prime is 2091466357. The next prime is 2091466423. The reversal of 2091466395 is 5936641902.

2091466395 is a `hidden beast` number, since 2 + 0 + 9 + 1 + 4 + 6 + 639 + 5 = 666.

It is not a de Polignac number, because 2091466395 - 2¹⁹ = 2090942107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 2091466395.

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 47 ways as a sum of consecutive naturals, for example, 6871 + ... + 65039.

It is an arithmetic number, because the mean of its divisors is an integer number (81670680).

Almost surely, 2^2091466395 is an apocalyptic number.

2091466395 is a deficient number, since it is larger than the sum of its proper divisors (1828726245).

2091466395 is a wasteful number, since it uses less digits than its factorization.

2091466395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58244 (or 58241 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 2091466395 is about 45732.5529027191. The cubic root of 2091466395 is about 1278.8422137759.

The spelling of 2091466395 in words is "two billion, ninety-one million, four hundred sixty-six thousand, three hundred ninety-five".