5491186968 has 16 divisors (see below), whose sum is σ = 13727967480. Its totient is φ = 1830395648.

The previous prime is 5491186937. The next prime is 5491186991. The reversal of 5491186968 is 8696811945.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114399705 + ... + 114399752.

Almost surely, 2^5491186968 is an apocalyptic number.

It is an amenable number.

5491186968 is an abundant number, since it is smaller than the sum of its proper divisors (8236780512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5491186968 is a wasteful number, since it uses less digits than its factorization.

5491186968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228799466 (or 228799462 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 57.

The square root of 5491186968 is about 74102.5436000681. The cubic root of 5491186968 is about 1764.2308432427.

The spelling of 5491186968 in words is "five billion, four hundred ninety-one million, one hundred eighty-six thousand, nine hundred sixty-eight".