164404503114543 has 48 divisors (see below), whose sum is σ = 253660037248800. Its totient is φ = 105176808633600.

The previous prime is 164404503114529. The next prime is 164404503114557. The reversal of 164404503114543 is 345411305404461.

164404503114543 is a `hidden beast` number, since 1 + 6 + 4 + 40 + 4 + 50 + 3 + 1 + 14 + 543 = 666.

It is an interprime number because it is at equal distance from previous prime (164404503114529) and next prime (164404503114557).

It is not a de Polignac number, because 164404503114543 - 2¹⁰ = 164404503113519 is a prime.

It is a super-3 number, since 3×164404503114543³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164404503116543) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15836988 + ... + 24075281.

It is an arithmetic number, because the mean of its divisors is an integer number (5284584109350).

Almost surely, 2^{164404503114543} is an apocalyptic number.

164404503114543 is a deficient number, since it is larger than the sum of its proper divisors (89255534134257).

164404503114543 is an equidigital number, since it uses as much as digits as its factorization.

164404503114543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39912441 (or 39912374 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 45.

The spelling of 164404503114543 in words is "one hundred sixty-four trillion, four hundred four billion, five hundred three million, one hundred fourteen thousand, five hundred forty-three".