4121818146612 has 72 divisors (see below), whose sum is σ = 11067391462400. Its totient is φ = 1326562132896.

The previous prime is 4121818146571. The next prime is 4121818146617. The reversal of 4121818146612 is 2166418181214.

4121818146612 is a `hidden beast` number, since 4 + 1 + 2 + 1 + 8 + 18 + 14 + 6 + 612 = 666.

It is a super-3 number, since 3×4121818146612³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4121818146617) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22599412 + ... + 22781067.

Almost surely, 2^{4121818146612} is an apocalyptic number.

It is an amenable number.

4121818146612 is an abundant number, since it is smaller than the sum of its proper divisors (6945573315788).

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

4121818146612 is a wasteful number, since it uses less digits than its factorization.

4121818146612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45380550 (or 45380513 counting only the distinct ones).

The product of its digits is 147456, while the sum is 45.

The spelling of 4121818146612 in words is "four trillion, one hundred twenty-one billion, eight hundred eighteen million, one hundred forty-six thousand, six hundred twelve".