164004541201451 has 4 divisors (see below), whose sum is σ = 168004651962504. Its totient is φ = 160004430440400.

The previous prime is 164004541201441. The next prime is 164004541201541. The reversal of 164004541201451 is 154102145400461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 164004541201451 - 2¹⁰ = 164004541200427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164004541201421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2000055380465 + ... + 2000055380546.

It is an arithmetic number, because the mean of its divisors is an integer number (42001162990626).

Almost surely, 2^{164004541201451} is an apocalyptic number.

164004541201451 is a deficient number, since it is larger than the sum of its proper divisors (4000110761053).

164004541201451 is an equidigital number, since it uses as much as digits as its factorization.

164004541201451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4000110761052.

The product of its (nonzero) digits is 76800, while the sum is 38.

The spelling of 164004541201451 in words is "one hundred sixty-four trillion, four billion, five hundred forty-one million, two hundred one thousand, four hundred fifty-one".