264445250242103 has 16 divisors (see below), whose sum is σ = 305505305064960. Its totient is φ = 224210754508896.

The previous prime is 264445250242097. The next prime is 264445250242133. The reversal of 264445250242103 is 301242052544462.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 264445250242103 - 2²⁰ = 264445249193527 is a prime.

It is a super-2 number, since 2×264445250242103² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264445250242133) 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, 208475813 + ... + 209740446.

It is an arithmetic number, because the mean of its divisors is an integer number (19094081566560).

Almost surely, 2^{264445250242103} is an apocalyptic number.

264445250242103 is a deficient number, since it is larger than the sum of its proper divisors (41060054822857).

264445250242103 is a wasteful number, since it uses less digits than its factorization.

264445250242103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418217246.

The product of its (nonzero) digits is 1843200, while the sum is 44.

The spelling of 264445250242103 in words is "two hundred sixty-four trillion, four hundred forty-five billion, two hundred fifty million, two hundred forty-two thousand, one hundred three".