1655356212112 has 20 divisors (see below), whose sum is σ = 3255122105776. Its totient is φ = 815324700960.

The previous prime is 1655356212101. The next prime is 1655356212121. The reversal of 1655356212112 is 2112126535561.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 772086714 + ... + 772088857.

Almost surely, 2^{1655356212112} is an apocalyptic number.

It is an amenable number.

1655356212112 is a deficient number, since it is larger than the sum of its proper divisors (1599765893664).

1655356212112 is a wasteful number, since it uses less digits than its factorization.

1655356212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544175646 (or 1544175640 counting only the distinct ones).

The product of its digits is 108000, while the sum is 40.

The spelling of 1655356212112 in words is "one trillion, six hundred fifty-five billion, three hundred fifty-six million, two hundred twelve thousand, one hundred twelve".