121144626246616 has 64 divisors (see below), whose sum is σ = 262992907010880. Its totient is φ = 51242912908800.

The previous prime is 121144626246613. The next prime is 121144626246619. The reversal of 121144626246616 is 616642626441121.

It is an interprime number because it is at equal distance from previous prime (121144626246613) and next prime (121144626246619).

It is a super-3 number, since 3×121144626246616³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121144626246613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31990615 + ... + 35576518.

It is an arithmetic number, because the mean of its divisors is an integer number (4109264172045).

Almost surely, 2^{121144626246616} is an apocalyptic number.

It is an amenable number.

121144626246616 is an abundant number, since it is smaller than the sum of its proper divisors (141848280764264).

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

121144626246616 is a wasteful number, since it uses less digits than its factorization.

121144626246616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67567564 (or 67567560 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 52.

The spelling of 121144626246616 in words is "one hundred twenty-one trillion, one hundred forty-four billion, six hundred twenty-six million, two hundred forty-six thousand, six hundred sixteen".