3215842105550 has 12 divisors (see below), whose sum is σ = 5981466316416. Its totient is φ = 1286336842200.

The previous prime is 3215842105529. The next prime is 3215842105561. The reversal of 3215842105550 is 555012485123.

It is a junction number, because it is equal to n+sod(n) for n = 3215842105498 and 3215842105507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32158421006 + ... + 32158421105.

It is an arithmetic number, because the mean of its divisors is an integer number (498455526368).

Almost surely, 2^{3215842105550} is an apocalyptic number.

3215842105550 is a deficient number, since it is larger than the sum of its proper divisors (2765624210866).

3215842105550 is a wasteful number, since it uses less digits than its factorization.

3215842105550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64316842123 (or 64316842118 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 41.

The spelling of 3215842105550 in words is "three trillion, two hundred fifteen billion, eight hundred forty-two million, one hundred five thousand, five hundred fifty".