264432451045456 has 20 divisors (see below), whose sum is σ = 512412854044212. Its totient is φ = 132196875808256.

The previous prime is 264432451045439. The next prime is 264432451045463. The reversal of 264432451045456 is 654540154234462.

It can be written as a sum of positive squares in 2 ways, for example, as 103655123005456 + 160777328040000 = 10181116^2 + 12679800^2 .

It is a junction number, because it is equal to n+sod(n) for n = 264432451045397 and 264432451045406.

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, 1209244411 + ... + 1209463066.

Almost surely, 2^{264432451045456} is an apocalyptic number.

It is an amenable number.

264432451045456 is a deficient number, since it is larger than the sum of its proper divisors (247980402998756).

264432451045456 is a wasteful number, since it uses less digits than its factorization.

264432451045456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2418714318 (or 2418714312 counting only the distinct ones).

The product of its (nonzero) digits is 55296000, while the sum is 55.

The spelling of 264432451045456 in words is "two hundred sixty-four trillion, four hundred thirty-two billion, four hundred fifty-one million, forty-five thousand, four hundred fifty-six".