6550749324 has 144 divisors (see below), whose sum is σ = 19940723712. Its totient is φ = 1772724096.

The previous prime is 6550749311. The next prime is 6550749341. The reversal of 6550749324 is 4239470556.

6550749324 is a `hidden beast` number, since 6 + 550 + 7 + 4 + 93 + 2 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 6550749324.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 591502 + ... + 602474.

It is an arithmetic number, because the mean of its divisors is an integer number (138477248).

Almost surely, 2^6550749324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6550749324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9970361856).

6550749324 is an abundant number, since it is smaller than the sum of its proper divisors (13389974388).

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

6550749324 is a wasteful number, since it uses less digits than its factorization.

6550749324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11116 (or 11111 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The square root of 6550749324 is about 80936.6994879332. The cubic root of 6550749324 is about 1871.0999775845.

The spelling of 6550749324 in words is "six billion, five hundred fifty million, seven hundred forty-nine thousand, three hundred twenty-four".