5591968446 has 16 divisors (see below), whose sum is σ = 11187137808. Its totient is φ = 1863456000.

The previous prime is 5591968439. The next prime is 5591968463. The reversal of 5591968446 is 6448691955.

It is a super-2 number, since 2×5591968446² = 62540222202119309832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 110355 + ... + 152846.

It is an arithmetic number, because the mean of its divisors is an integer number (699196113).

Almost surely, 2^5591968446 is an apocalyptic number.

5591968446 is an abundant number, since it is smaller than the sum of its proper divisors (5595169362).

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

5591968446 is a wasteful number, since it uses less digits than its factorization.

5591968446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266747.

The product of its digits is 9331200, while the sum is 57.

The square root of 5591968446 is about 74779.4654032777. The cubic root of 5591968446 is about 1774.9586390944.

The spelling of 5591968446 in words is "five billion, five hundred ninety-one million, nine hundred sixty-eight thousand, four hundred forty-six".