72223030766 has 8 divisors (see below), whose sum is σ = 111829209024. Its totient is φ = 34946627760.

The previous prime is 72223030753. The next prime is 72223030777. The reversal of 72223030766 is 66703032227.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 582443735 + ... + 582443858.

It is an arithmetic number, because the mean of its divisors is an integer number (13978651128).

Almost surely, 2^72223030766 is an apocalyptic number.

72223030766 is a deficient number, since it is larger than the sum of its proper divisors (39606178258).

72223030766 is a wasteful number, since it uses less digits than its factorization.

72223030766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164887626.

The product of its (nonzero) digits is 127008, while the sum is 38.

The spelling of 72223030766 in words is "seventy-two billion, two hundred twenty-three million, thirty thousand, seven hundred sixty-six".