4121205665662 has 16 divisors (see below), whose sum is σ = 6561767117952. Its totient is φ = 1934554508800.

The previous prime is 4121205665617. The next prime is 4121205665699. The reversal of 4121205665662 is 2665665021214.

It is a super-2 number, since 2×4121205665662² (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, 151123438 + ... + 151150705.

It is an arithmetic number, because the mean of its divisors is an integer number (410110444872).

Almost surely, 2^{4121205665662} is an apocalyptic number.

4121205665662 is a deficient number, since it is larger than the sum of its proper divisors (2440561452290).

4121205665662 is a wasteful number, since it uses less digits than its factorization.

4121205665662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302274563.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 4121205665662 in words is "four trillion, one hundred twenty-one billion, two hundred five million, six hundred sixty-five thousand, six hundred sixty-two".