571434342920 has 32 divisors (see below), whose sum is σ = 1469402596800. Its totient is φ = 195920346048.

The previous prime is 571434342901. The next prime is 571434342929. The reversal of 571434342920 is 29243434175.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (571434342929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1020418190 + ... + 1020418749.

It is an arithmetic number, because the mean of its divisors is an integer number (45918831150).

Almost surely, 2^571434342920 is an apocalyptic number.

It is an amenable number.

571434342920 is an abundant number, since it is smaller than the sum of its proper divisors (897968253880).

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

571434342920 is a wasteful number, since it uses less digits than its factorization.

571434342920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040836957 (or 2040836953 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 571434342920 in words is "five hundred seventy-one billion, four hundred thirty-four million, three hundred forty-two thousand, nine hundred twenty".