6121253022144 has 56 divisors (see below), whose sum is σ = 17441647240080. Its totient is φ = 1883462467584.

The previous prime is 6121253022121. The next prime is 6121253022149. The reversal of 6121253022144 is 4412203521216.

It is a super-2 number, since 2×6121253022144² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6121253022149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1226210049 + ... + 1226215040.

It is an arithmetic number, because the mean of its divisors is an integer number (311457986430).

Almost surely, 2^{6121253022144} is an apocalyptic number.

6121253022144 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

6121253022144 is an abundant number, since it is smaller than the sum of its proper divisors (11320394217936).

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

6121253022144 is a wasteful number, since it uses less digits than its factorization.

6121253022144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2452425117 (or 2452425107 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The spelling of 6121253022144 in words is "six trillion, one hundred twenty-one billion, two hundred fifty-three million, twenty-two thousand, one hundred forty-four".