6414566091 has 4 divisors (see below), whose sum is σ = 8552754792. Its totient is φ = 4276377392.

The previous prime is 6414566069. The next prime is 6414566099. The reversal of 6414566091 is 1906654146.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6414566091 - 2¹⁰ = 6414565067 is a prime.

It is a super-2 number, since 2×6414566091² = 82293316271614040562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6414566099) 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, 1069094346 + ... + 1069094351.

It is an arithmetic number, because the mean of its divisors is an integer number (2138188698).

Almost surely, 2^6414566091 is an apocalyptic number.

6414566091 is a deficient number, since it is larger than the sum of its proper divisors (2138188701).

6414566091 is a wasteful number, since it uses less digits than its factorization.

6414566091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2138188700.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 6414566091 is about 80090.9863280507. The cubic root of 6414566091 is about 1858.0430038175.

The spelling of 6414566091 in words is "six billion, four hundred fourteen million, five hundred sixty-six thousand, ninety-one".