572976221946 has 16 divisors (see below), whose sum is σ = 1146057333600. Its totient is φ = 190974592368.

The previous prime is 572976221941. The next prime is 572976221981. The reversal of 572976221946 is 649122679275.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 572976221946.

It is not an unprimeable number, because it can be changed into a prime (572976221941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4299301 + ... + 4430568.

It is an arithmetic number, because the mean of its divisors is an integer number (71628583350).

Almost surely, 2^572976221946 is an apocalyptic number.

572976221946 is an abundant number, since it is smaller than the sum of its proper divisors (573081111654).

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

572976221946 is a wasteful number, since it uses less digits than its factorization.

572976221946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8740813.

The product of its digits is 22861440, while the sum is 60.

The spelling of 572976221946 in words is "five hundred seventy-two billion, nine hundred seventy-six million, two hundred twenty-one thousand, nine hundred forty-six".