4121262977161 has 16 divisors (see below), whose sum is σ = 4516004441088. Its totient is φ = 3729882730000.

The previous prime is 4121262977131. The next prime is 4121262977179. The reversal of 4121262977161 is 1617792621214.

It is a cyclic number.

It is not a de Polignac number, because 4121262977161 - 2⁵ = 4121262977129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4121262977131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5404596 + ... + 6119818.

It is an arithmetic number, because the mean of its divisors is an integer number (282250277568).

Almost surely, 2^{4121262977161} is an apocalyptic number.

It is an amenable number.

4121262977161 is a deficient number, since it is larger than the sum of its proper divisors (394741463927).

4121262977161 is a wasteful number, since it uses less digits than its factorization.

4121262977161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717572.

The product of its digits is 508032, while the sum is 49.

The spelling of 4121262977161 in words is "four trillion, one hundred twenty-one billion, two hundred sixty-two million, nine hundred seventy-seven thousand, one hundred sixty-one".