701221620668 has 24 divisors (see below), whose sum is σ = 1236889651200. Its totient is φ = 347824976688.

The previous prime is 701221620667. The next prime is 701221620709. The reversal of 701221620668 is 866026122107.

It is a super-2 number, since 2×701221620668² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (701221620667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8400923 + ... + 8483981.

It is an arithmetic number, because the mean of its divisors is an integer number (51537068800).

Almost surely, 2^701221620668 is an apocalyptic number.

It is an amenable number.

701221620668 is a deficient number, since it is larger than the sum of its proper divisors (535668030532).

701221620668 is a wasteful number, since it uses less digits than its factorization.

701221620668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99809 (or 99807 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The spelling of 701221620668 in words is "seven hundred one billion, two hundred twenty-one million, six hundred twenty thousand, six hundred sixty-eight".