264650654254522 has 4 divisors (see below), whose sum is σ = 396975981381786. Its totient is φ = 132325327127260.

The previous prime is 264650654254417. The next prime is 264650654254631. The reversal of 264650654254522 is 225452456056462.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 263930533991721 + 720120262801 = 16245939^2 + 848599^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66162663563629 + ... + 66162663563632.

Almost surely, 2^{264650654254522} is an apocalyptic number.

264650654254522 is a deficient number, since it is larger than the sum of its proper divisors (132325327127264).

264650654254522 is a wasteful number, since it uses less digits than its factorization.

264650654254522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132325327127263.

The product of its (nonzero) digits is 138240000, while the sum is 58.

The spelling of 264650654254522 in words is "two hundred sixty-four trillion, six hundred fifty billion, six hundred fifty-four million, two hundred fifty-four thousand, five hundred twenty-two".