572728242240 has 1120 divisors, whose sum is σ = 2578516706304. Its totient is φ = 117204848640.

The previous prime is 572728242179. The next prime is 572728242253. The reversal of 572728242240 is 42242827275.

It is a happy number.

572728242240 is a `hidden beast` number, since 572 + 72 + 8 + 2 + 4 + 2 + 2 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 133719139 + ... + 133723421.

Almost surely, 2^572728242240 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 572728242240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1289258353152).

572728242240 is an abundant number, since it is smaller than the sum of its proper divisors (2005788464064).

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

572728242240 is a wasteful number, since it uses less digits than its factorization.

572728242240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4397 (or 4378 counting only the distinct ones).

The product of its (nonzero) digits is 1003520, while the sum is 45.

The spelling of 572728242240 in words is "five hundred seventy-two billion, seven hundred twenty-eight million, two hundred forty-two thousand, two hundred forty".