696040191 has 48 divisors (see below), whose sum is σ = 1308003840. Its totient is φ = 345850560.

The previous prime is 696040159. The next prime is 696040211. The reversal of 696040191 is 191040696.

It is not a de Polignac number, because 696040191 - 2⁵ = 696040159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (696040151) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5896 + ... + 37773.

It is an arithmetic number, because the mean of its divisors is an integer number (27250080).

Almost surely, 2^696040191 is an apocalyptic number.

696040191 is a deficient number, since it is larger than the sum of its proper divisors (611963649).

696040191 is a wasteful number, since it uses less digits than its factorization.

696040191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43716 (or 43713 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 696040191 is about 26382.5736235114. The cubic root of 696040191 is about 886.2265822704.

The spelling of 696040191 in words is "six hundred ninety-six million, forty thousand, one hundred ninety-one".