68664222020024 has 32 divisors (see below), whose sum is σ = 129805557358080. Its totient is φ = 34049600049024.

The previous prime is 68664222020011. The next prime is 68664222020029. The reversal of 68664222020024 is 42002022246686.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68664222020029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9239567 + ... + 14923070.

It is an arithmetic number, because the mean of its divisors is an integer number (4056423667440).

Almost surely, 2^{68664222020024} is an apocalyptic number.

It is an amenable number.

68664222020024 is a deficient number, since it is larger than the sum of its proper divisors (61141335338056).

68664222020024 is a wasteful number, since it uses less digits than its factorization.

68664222020024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24165567 (or 24165563 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 44.

The spelling of 68664222020024 in words is "sixty-eight trillion, six hundred sixty-four billion, two hundred twenty-two million, twenty thousand, twenty-four".