164120311653963 has 24 divisors (see below), whose sum is σ = 254554603739280. Its totient is φ = 93782795400000.

The previous prime is 164120311653941. The next prime is 164120311653967. The reversal of 164120311653963 is 369356113021461.

It is not a de Polignac number, because 164120311653963 - 2⁸ = 164120311653707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164120311653967) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67547713 + ... + 69935213.

It is an arithmetic number, because the mean of its divisors is an integer number (10606441822470).

Almost surely, 2^{164120311653963} is an apocalyptic number.

164120311653963 is a deficient number, since it is larger than the sum of its proper divisors (90434292085317).

164120311653963 is a wasteful number, since it uses less digits than its factorization.

164120311653963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2855147 (or 2855140 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 51.

The spelling of 164120311653963 in words is "one hundred sixty-four trillion, one hundred twenty billion, three hundred eleven million, six hundred fifty-three thousand, nine hundred sixty-three".