6651110620662 has 16 divisors (see below), whose sum is σ = 13369745209392. Its totient is φ = 2205782878880.

The previous prime is 6651110620603. The next prime is 6651110620681. The reversal of 6651110620662 is 2660260111566.

It is a super-2 number, since 2×6651110620662² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2813497389 + ... + 2813499752.

It is an arithmetic number, because the mean of its divisors is an integer number (835609075587).

Almost surely, 2^{6651110620662} is an apocalyptic number.

6651110620662 is an abundant number, since it is smaller than the sum of its proper divisors (6718634588730).

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

6651110620662 is a wasteful number, since it uses less digits than its factorization.

6651110620662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5626997343.

The product of its (nonzero) digits is 155520, while the sum is 42.

The spelling of 6651110620662 in words is "six trillion, six hundred fifty-one billion, one hundred ten million, six hundred twenty thousand, six hundred sixty-two".