223680367779 has 16 divisors (see below), whose sum is σ = 325374516480. Its totient is φ = 135555003360.

The previous prime is 223680367769. The next prime is 223680367829. The reversal of 223680367779 is 977763086322.

It is not a de Polignac number, because 223680367779 - 2⁸ = 223680367523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (223680367739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310482 + ... + 737400.

It is an arithmetic number, because the mean of its divisors is an integer number (20335907280).

Almost surely, 2^223680367779 is an apocalyptic number.

223680367779 is a deficient number, since it is larger than the sum of its proper divisors (101694148701).

223680367779 is a wasteful number, since it uses less digits than its factorization.

223680367779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442810.

The product of its (nonzero) digits is 32006016, while the sum is 60.

The spelling of 223680367779 in words is "two hundred twenty-three billion, six hundred eighty million, three hundred sixty-seven thousand, seven hundred seventy-nine".