164470841533 has 4 divisors (see below), whose sum is σ = 164617299328. Its totient is φ = 164324383740.

The previous prime is 164470841489. The next prime is 164470841551. The reversal of 164470841533 is 335148074461.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 164470841533 - 2⁹ = 164470841021 is a prime.

It is a super-3 number, since 3×164470841533³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164470841593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73227213 + ... + 73229458.

It is an arithmetic number, because the mean of its divisors is an integer number (41154324832).

Almost surely, 2^164470841533 is an apocalyptic number.

It is an amenable number.

164470841533 is a deficient number, since it is larger than the sum of its proper divisors (146457795).

164470841533 is a wasteful number, since it uses less digits than its factorization.

164470841533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146457794.

The product of its (nonzero) digits is 967680, while the sum is 46.

The spelling of 164470841533 in words is "one hundred sixty-four billion, four hundred seventy million, eight hundred forty-one thousand, five hundred thirty-three".