2091413566 has 8 divisors (see below), whose sum is σ = 3422313144. Its totient is φ = 950642520.

The previous prime is 2091413563. The next prime is 2091413579. The reversal of 2091413566 is 6653141902.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2091413563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47532105 + ... + 47532148.

It is an arithmetic number, because the mean of its divisors is an integer number (427789143).

Almost surely, 2^2091413566 is an apocalyptic number.

2091413566 is a deficient number, since it is larger than the sum of its proper divisors (1330899578).

2091413566 is a wasteful number, since it uses less digits than its factorization.

2091413566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95064266.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 2091413566 is about 45731.9753126847. The cubic root of 2091413566 is about 1278.8314461275.

The spelling of 2091413566 in words is "two billion, ninety-one million, four hundred thirteen thousand, five hundred sixty-six".