2146125111140 has 48 divisors (see below), whose sum is σ = 4519290026160. Its totient is φ = 856085829120.

The previous prime is 2146125111089. The next prime is 2146125111167. The reversal of 2146125111140 is 411115216412.

It can be written as a sum of positive squares in 8 ways, for example, as 331414370596 + 1814710740544 = 575686^2 + 1347112^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11909954 + ... + 12088806.

It is an arithmetic number, because the mean of its divisors is an integer number (94151875545).

Almost surely, 2^{2146125111140} is an apocalyptic number.

2146125111140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2146125111140 is an abundant number, since it is smaller than the sum of its proper divisors (2373164915020).

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

2146125111140 is a wasteful number, since it uses less digits than its factorization.

2146125111140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180512 (or 180510 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 29.

The spelling of 2146125111140 in words is "two trillion, one hundred forty-six billion, one hundred twenty-five million, one hundred eleven thousand, one hundred forty".