6634262091 has 16 divisors (see below), whose sum is σ = 9318800000. Its totient is φ = 4186660608.

The previous prime is 6634262069. The next prime is 6634262153. The reversal of 6634262091 is 1902624366.

It is not a de Polignac number, because 6634262091 - 2¹⁵ = 6634229323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6634262051) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 24600 + ... + 117786.

It is an arithmetic number, because the mean of its divisors is an integer number (582425000).

Almost surely, 2^6634262091 is an apocalyptic number.

6634262091 is a deficient number, since it is larger than the sum of its proper divisors (2684537909).

6634262091 is a wasteful number, since it uses less digits than its factorization.

6634262091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94458.

The product of its (nonzero) digits is 93312, while the sum is 39.

The square root of 6634262091 is about 81450.9796810327. The cubic root of 6634262091 is about 1879.0177163515.

The spelling of 6634262091 in words is "six billion, six hundred thirty-four million, two hundred sixty-two thousand, ninety-one".