264215442562144 has 24 divisors (see below), whose sum is σ = 521568721341360. Its totient is φ = 131753545078656.

The previous prime is 264215442562111. The next prime is 264215442562151. The reversal of 264215442562144 is 441265244512462.

It is a junction number, because it is equal to n+sod(n) for n = 264215442562091 and 264215442562100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11067994204 + ... + 11068018075.

It is an arithmetic number, because the mean of its divisors is an integer number (21732030055890).

Almost surely, 2^{264215442562144} is an apocalyptic number.

It is an amenable number.

264215442562144 is a deficient number, since it is larger than the sum of its proper divisors (257353278779216).

264215442562144 is a wasteful number, since it uses less digits than its factorization.

264215442562144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22136012662 (or 22136012654 counting only the distinct ones).

The product of its digits is 14745600, while the sum is 52.

The spelling of 264215442562144 in words is "two hundred sixty-four trillion, two hundred fifteen billion, four hundred forty-two million, five hundred sixty-two thousand, one hundred forty-four".