52213161642 has 16 divisors (see below), whose sum is σ = 104701859040. Its totient is φ = 17358464592.

The previous prime is 52213161569. The next prime is 52213161673. The reversal of 52213161642 is 24616131225.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11478193 + ... + 11482740.

It is an arithmetic number, because the mean of its divisors is an integer number (6543866190).

Almost surely, 2^52213161642 is an apocalyptic number.

52213161642 is an abundant number, since it is smaller than the sum of its proper divisors (52488697398).

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

52213161642 is a wasteful number, since it uses less digits than its factorization.

52213161642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22961317.

The product of its digits is 17280, while the sum is 33.

Adding to 52213161642 its reverse (24616131225), we get a palindrome (76829292867).

The spelling of 52213161642 in words is "fifty-two billion, two hundred thirteen million, one hundred sixty-one thousand, six hundred forty-two".