164046738270 has 32 divisors (see below), whose sum is σ = 393723273600. Its totient is φ = 43744563360.

The previous prime is 164046738259. The next prime is 164046738287. The reversal of 164046738270 is 72837640461.

It is a happy number.

It is a super-2 number, since 2×164046738270² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1609281 + ... + 1708179.

It is an arithmetic number, because the mean of its divisors is an integer number (12303852300).

Almost surely, 2^164046738270 is an apocalyptic number.

164046738270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164046738270 is an abundant number, since it is smaller than the sum of its proper divisors (229676535330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164046738270 is a wasteful number, since it uses less digits than its factorization.

164046738270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154200.

The product of its (nonzero) digits is 1354752, while the sum is 48.

The spelling of 164046738270 in words is "one hundred sixty-four billion, forty-six million, seven hundred thirty-eight thousand, two hundred seventy".