6623363728887 has 32 divisors (see below), whose sum is σ = 9416792376000. Its totient is φ = 4126451263488.

The previous prime is 6623363728837. The next prime is 6623363728889. The reversal of 6623363728887 is 7888273633266.

It is not a de Polignac number, because 6623363728887 - 2¹¹ = 6623363726839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6623363728889) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 21037353 + ... + 21349869.

It is an arithmetic number, because the mean of its divisors is an integer number (294274761750).

Almost surely, 2^{6623363728887} is an apocalyptic number.

6623363728887 is a deficient number, since it is larger than the sum of its proper divisors (2793428647113).

6623363728887 is a wasteful number, since it uses less digits than its factorization.

6623363728887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315475.

The product of its digits is 585252864, while the sum is 69.

The spelling of 6623363728887 in words is "six trillion, six hundred twenty-three billion, three hundred sixty-three million, seven hundred twenty-eight thousand, eight hundred eighty-seven".