164889504352 has 12 divisors (see below), whose sum is σ = 324626211756. Its totient is φ = 82444752160.

The previous prime is 164889504349. The next prime is 164889504359. The reversal of 164889504352 is 253405988461.

It is a junction number, because it is equal to n+sod(n) for n = 164889504293 and 164889504302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164889504359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2576398474 + ... + 2576398537.

It is an arithmetic number, because the mean of its divisors is an integer number (27052184313).

Almost surely, 2^164889504352 is an apocalyptic number.

It is an amenable number.

164889504352 is a deficient number, since it is larger than the sum of its proper divisors (159736707404).

164889504352 is an equidigital number, since it uses as much as digits as its factorization.

164889504352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5152797021 (or 5152797013 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 55.

The spelling of 164889504352 in words is "one hundred sixty-four billion, eight hundred eighty-nine million, five hundred four thousand, three hundred fifty-two".