5491750164 has 48 divisors (see below), whose sum is σ = 12998615616. Its totient is φ = 1804384000.

The previous prime is 5491750163. The next prime is 5491750171. The reversal of 5491750164 is 4610571945.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5491750163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 265144 + ... + 285104.

It is an arithmetic number, because the mean of its divisors is an integer number (270804492).

Almost surely, 2^5491750164 is an apocalyptic number.

It is an amenable number.

5491750164 is an abundant number, since it is smaller than the sum of its proper divisors (7506865452).

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

5491750164 is a wasteful number, since it uses less digits than its factorization.

5491750164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20296 (or 20294 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 5491750164 is about 74106.3436151049. The cubic root of 5491750164 is about 1764.2911564799.

The spelling of 5491750164 in words is "five billion, four hundred ninety-one million, seven hundred fifty thousand, one hundred sixty-four".