264366066356123 has 16 divisors (see below), whose sum is σ = 268909182288000. Its totient is φ = 259825035372672.

The previous prime is 264366066356081. The next prime is 264366066356129. The reversal of 264366066356123 is 321653660663462.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 264366066356123 - 2¹⁰ = 264366066355099 is a prime.

It is a super-2 number, since 2×264366066356123² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264366066356129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7399183523 + ... + 7399219251.

It is an arithmetic number, because the mean of its divisors is an integer number (16806823893000).

Almost surely, 2^{264366066356123} is an apocalyptic number.

264366066356123 is a deficient number, since it is larger than the sum of its proper divisors (4543115931877).

264366066356123 is a wasteful number, since it uses less digits than its factorization.

264366066356123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61354.

The product of its (nonzero) digits is 100776960, while the sum is 59.

The spelling of 264366066356123 in words is "two hundred sixty-four trillion, three hundred sixty-six billion, sixty-six million, three hundred fifty-six thousand, one hundred twenty-three".