574221647616 has 144 divisors (see below), whose sum is σ = 1596566764800. Its totient is φ = 182872391680.

The previous prime is 574221647603. The next prime is 574221647617. The reversal of 574221647616 is 616746122475.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (574221647617) 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, 15543535 + ... + 15580433.

It is an arithmetic number, because the mean of its divisors is an integer number (11087269200).

Almost surely, 2^574221647616 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 574221647616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (798283382400).

574221647616 is an abundant number, since it is smaller than the sum of its proper divisors (1022345117184).

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

574221647616 is a wasteful number, since it uses less digits than its factorization.

574221647616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37822 (or 37808 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 51.

The spelling of 574221647616 in words is "five hundred seventy-four billion, two hundred twenty-one million, six hundred forty-seven thousand, six hundred sixteen".