4121205665675 has 72 divisors (see below), whose sum is σ = 6159880742400. Its totient is φ = 2725306758720.

The previous prime is 4121205665617. The next prime is 4121205665699. The reversal of 4121205665675 is 5765665021214.

It is not a de Polignac number, because 4121205665675 - 2⁸ = 4121205665419 is a prime.

It is a super-2 number, since 2×4121205665675² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3666146 + ... + 4656504.

It is an arithmetic number, because the mean of its divisors is an integer number (85553899200).

Almost surely, 2^{4121205665675} is an apocalyptic number.

4121205665675 is a deficient number, since it is larger than the sum of its proper divisors (2038675076725).

4121205665675 is a wasteful number, since it uses less digits than its factorization.

4121205665675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990505 (or 990493 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 50.

The spelling of 4121205665675 in words is "four trillion, one hundred twenty-one billion, two hundred five million, six hundred sixty-five thousand, six hundred seventy-five".