23263074728 has 8 divisors (see below), whose sum is σ = 43618265130. Its totient is φ = 11631537360.

The previous prime is 23263074683. The next prime is 23263074817. The reversal of 23263074728 is 82747036232.

It can be written as a sum of positive squares in only one way, i.e., 23262960484 + 114244 = 152522^2 + 338^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 1453942163 + ... + 1453942178.

Almost surely, 2^23263074728 is an apocalyptic number.

It is an amenable number.

23263074728 is a deficient number, since it is larger than the sum of its proper divisors (20355190402).

23263074728 is a wasteful number, since it uses less digits than its factorization.

23263074728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2907884347 (or 2907884343 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 44.

The spelling of 23263074728 in words is "twenty-three billion, two hundred sixty-three million, seventy-four thousand, seven hundred twenty-eight".