42532645152164 has 12 divisors (see below), whose sum is σ = 74432191236144. Its totient is φ = 21266304798984.

The previous prime is 42532645152163. The next prime is 42532645152167. The reversal of 42532645152164 is 46125154623524.

It is not an unprimeable number, because it can be changed into a prime (42532645152161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1966439 + ... + 9430385.

It is an arithmetic number, because the mean of its divisors is an integer number (6202682603012).

Almost surely, 2^{42532645152164} is an apocalyptic number.

It is an amenable number.

42532645152164 is a deficient number, since it is larger than the sum of its proper divisors (31899546083980).

42532645152164 is a wasteful number, since it uses less digits than its factorization.

42532645152164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8888554 (or 8888552 counting only the distinct ones).

The product of its digits is 6912000, while the sum is 50.

Adding to 42532645152164 its reverse (46125154623524), we get a palindrome (88657799775688).

The spelling of 42532645152164 in words is "forty-two trillion, five hundred thirty-two billion, six hundred forty-five million, one hundred fifty-two thousand, one hundred sixty-four".