5574320640 has 640 divisors, whose sum is σ = 23263511040. Its totient is φ = 1238630400.

The previous prime is 5574320629. The next prime is 5574320657. The reversal of 5574320640 is 460234755.

5574320640 is a `hidden beast` number, since 5 + 5 + 7 + 4 + 3 + 2 + 0 + 640 = 666.

It is a tau number, because it is divible by the number of its divisors (640).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5574320595 and 5574320604.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19837300 + ... + 19837580.

It is an arithmetic number, because the mean of its divisors is an integer number (36349236).

Almost surely, 2^5574320640 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 5574320640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11631755520).

5574320640 is an abundant number, since it is smaller than the sum of its proper divisors (17689190400).

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

5574320640 is a wasteful number, since it uses less digits than its factorization.

5574320640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The square root of 5574320640 is about 74661.3731456903. The cubic root of 5574320640 is about 1773.0894621330.

The spelling of 5574320640 in words is "five billion, five hundred seventy-four million, three hundred twenty thousand, six hundred forty".