264604222040 has 16 divisors (see below), whose sum is σ = 595359499680. Its totient is φ = 105841688800.

The previous prime is 264604222027. The next prime is 264604222073. The reversal of 264604222040 is 40222406462.

It is a junction number, because it is equal to n+sod(n) for n = 264604221988 and 264604222006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3307552736 + ... + 3307552815.

It is an arithmetic number, because the mean of its divisors is an integer number (37209968730).

Almost surely, 2^264604222040 is an apocalyptic number.

264604222040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264604222040 is an abundant number, since it is smaller than the sum of its proper divisors (330755277640).

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

264604222040 is a wasteful number, since it uses less digits than its factorization.

264604222040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6615105562 (or 6615105558 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

The spelling of 264604222040 in words is "two hundred sixty-four billion, six hundred four million, two hundred twenty-two thousand, forty".