2146065580816 has 10 divisors (see below), whose sum is σ = 4158002062862. Its totient is φ = 1073032790400.

The previous prime is 2146065580781. The next prime is 2146065580823. The reversal of 2146065580816 is 6180855606412.

It can be written as a sum of positive squares in only one way, i.e., 2028334246416 + 117731334400 = 1424196^2 + 343120^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67064549385 + ... + 67064549416.

Almost surely, 2^{2146065580816} is an apocalyptic number.

It is an amenable number.

2146065580816 is a deficient number, since it is larger than the sum of its proper divisors (2011936482046).

2146065580816 is a wasteful number, since it uses less digits than its factorization.

2146065580816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134129098809 (or 134129098803 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 52.

The spelling of 2146065580816 in words is "two trillion, one hundred forty-six billion, sixty-five million, five hundred eighty thousand, eight hundred sixteen".