64121422412146 has 16 divisors (see below), whose sum is σ = 105153569091648. Its totient is φ = 29082877445200.

The previous prime is 64121422412141. The next prime is 64121422412161.

64121422412146 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×64121422412146² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64121422412099 and 64121422412108.

It is not an unprimeable number, because it can be changed into a prime (64121422412141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3161172190 + ... + 3161192473.

It is an arithmetic number, because the mean of its divisors is an integer number (6572098068228).

Almost surely, 2^{64121422412146} is an apocalyptic number.

64121422412146 is a deficient number, since it is larger than the sum of its proper divisors (41032146679502).

64121422412146 is a wasteful number, since it uses less digits than its factorization.

64121422412146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6322365137.

The product of its digits is 147456, while the sum is 40.

It can be divided in two parts, 6412142 and 2412146, that added together give a palindrome (8824288).

The spelling of 64121422412146 in words is "sixty-four trillion, one hundred twenty-one billion, four hundred twenty-two million, four hundred twelve thousand, one hundred forty-six".