164355416232 has 48 divisors (see below), whose sum is σ = 477972387360. Its totient is φ = 46958690016.

The previous prime is 164355416209. The next prime is 164355416261. The reversal of 164355416232 is 232614553461.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69877828 + ... + 69880179.

It is an arithmetic number, because the mean of its divisors is an integer number (9957758070).

Almost surely, 2^164355416232 is an apocalyptic number.

164355416232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

164355416232 is an abundant number, since it is smaller than the sum of its proper divisors (313616971128).

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

164355416232 is a wasteful number, since it uses less digits than its factorization.

164355416232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139758030 (or 139758019 counting only the distinct ones).

The product of its digits is 518400, while the sum is 42.

Adding to 164355416232 its reverse (232614553461), we get a palindrome (396969969693).

The spelling of 164355416232 in words is "one hundred sixty-four billion, three hundred fifty-five million, four hundred sixteen thousand, two hundred thirty-two".