2006146213444 has 24 divisors (see below), whose sum is σ = 3700341270360. Its totient is φ = 950211085824.

The previous prime is 2006146213381. The next prime is 2006146213469. The reversal of 2006146213444 is 4443126416002.

It can be written as a sum of positive squares in 4 ways, for example, as 818460377344 + 1187685836100 = 904688^2 + 1089810^2 .

It is a super-2 number, since 2×2006146213444² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163148229 + ... + 163160524.

It is an arithmetic number, because the mean of its divisors is an integer number (154180886265).

Almost surely, 2^{2006146213444} is an apocalyptic number.

It is an amenable number.

2006146213444 is a deficient number, since it is larger than the sum of its proper divisors (1694195056916).

2006146213444 is a wasteful number, since it uses less digits than its factorization.

2006146213444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326308839 (or 326308837 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 2006146213444 in words is "two trillion, six billion, one hundred forty-six million, two hundred thirteen thousand, four hundred forty-four".