164245020255001 has 16 divisors (see below), whose sum is σ = 187940169849600. Its totient is φ = 140607770853888.

The previous prime is 164245020254981. The next prime is 164245020255047. The reversal of 164245020255001 is 100552020542461.

It is a cyclic number.

It is not a de Polignac number, because 164245020255001 - 2¹⁷ = 164245020123929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164245029255001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 349394445 + ... + 349864213.

It is an arithmetic number, because the mean of its divisors is an integer number (11746260615600).

Almost surely, 2^{164245020255001} is an apocalyptic number.

It is an amenable number.

164245020255001 is a deficient number, since it is larger than the sum of its proper divisors (23695149594599).

164245020255001 is an equidigital number, since it uses as much as digits as its factorization.

164245020255001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531288.

The product of its (nonzero) digits is 96000, while the sum is 37.

Adding to 164245020255001 its reverse (100552020542461), we get a palindrome (264797040797462).

The spelling of 164245020255001 in words is "one hundred sixty-four trillion, two hundred forty-five billion, twenty million, two hundred fifty-five thousand, one".