264406064661606 has 64 divisors (see below), whose sum is σ = 607270887175680. Its totient is φ = 75181138433280.

The previous prime is 264406064661593. The next prime is 264406064661643. The reversal of 264406064661606 is 606166460604462.

It is a super-3 number, since 3×264406064661606³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9329551 + ... + 24816378.

It is an arithmetic number, because the mean of its divisors is an integer number (9488607612120).

Almost surely, 2^{264406064661606} is an apocalyptic number.

264406064661606 is an abundant number, since it is smaller than the sum of its proper divisors (342864822514074).

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

264406064661606 is a wasteful number, since it uses less digits than its factorization.

264406064661606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34146829.

The product of its (nonzero) digits is 35831808, while the sum is 57.

The spelling of 264406064661606 in words is "two hundred sixty-four trillion, four hundred six billion, sixty-four million, six hundred sixty-one thousand, six hundred six".