223297766076 has 192 divisors, whose sum is σ = 694995517440. Its totient is φ = 54045792000.

The previous prime is 223297766047. The next prime is 223297766077. The reversal of 223297766076 is 670667792322.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223297766077) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 966661 + ... + 1175171.

It is an arithmetic number, because the mean of its divisors is an integer number (3619768320).

Almost surely, 2^223297766076 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223297766076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (347497758720).

223297766076 is an abundant number, since it is smaller than the sum of its proper divisors (471697751364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223297766076 is a wasteful number, since it uses less digits than its factorization.

223297766076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208616 (or 208614 counting only the distinct ones).

The product of its (nonzero) digits is 16003008, while the sum is 57.

The spelling of 223297766076 in words is "two hundred twenty-three billion, two hundred ninety-seven million, seven hundred sixty-six thousand, seventy-six".