264126669064 has 16 divisors (see below), whose sum is σ = 495252424620. Its totient is φ = 132059355840.

The previous prime is 264126669049. The next prime is 264126669091. The reversal of 264126669064 is 460966621462.

It is a happy number.

264126669064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 248643844164 + 15482824900 = 498642^2 + 124430^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205099 + ... + 755194.

Almost surely, 2^264126669064 is an apocalyptic number.

It is an amenable number.

264126669064 is a deficient number, since it is larger than the sum of its proper divisors (231125755556).

264126669064 is a wasteful number, since it uses less digits than its factorization.

264126669064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994680 (or 994676 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 52.

The spelling of 264126669064 in words is "two hundred sixty-four billion, one hundred twenty-six million, six hundred sixty-nine thousand, sixty-four".