3111466143440 has 80 divisors (see below), whose sum is σ = 7272106222080. Its totient is φ = 1238063823360.

The previous prime is 3111466143421. The next prime is 3111466143473. The reversal of 3111466143440 is 443416641113.

3111466143440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 3111466143394 and 3111466143403.

It is a congruent number.

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, 34204097 + ... + 34294943.

It is an arithmetic number, because the mean of its divisors is an integer number (90901327776).

Almost surely, 2^{3111466143440} is an apocalyptic number.

It is an amenable number.

3111466143440 is an abundant number, since it is smaller than the sum of its proper divisors (4160640078640).

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

3111466143440 is a wasteful number, since it uses less digits than its factorization.

3111466143440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93100 (or 93094 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 3111466143440 in words is "three trillion, one hundred eleven billion, four hundred sixty-six million, one hundred forty-three thousand, four hundred forty".