564144542 has 32 divisors (see below), whose sum is σ = 968167200. Its totient is φ = 244384128.

The previous prime is 564144499. The next prime is 564144547. The reversal of 564144542 is 245441465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564144547) 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, 48608 + ... + 59084.

It is an arithmetic number, because the mean of its divisors is an integer number (30255225).

Almost surely, 2^564144542 is an apocalyptic number.

564144542 is a deficient number, since it is larger than the sum of its proper divisors (404022658).

564144542 is a wasteful number, since it uses less digits than its factorization.

564144542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10620.

The product of its digits is 76800, while the sum is 35.

The square root of 564144542 is about 23751.7271371999. The cubic root of 564144542 is about 826.2854973638.

The spelling of 564144542 in words is "five hundred sixty-four million, one hundred forty-four thousand, five hundred forty-two".