1606217432550 has 24 divisors (see below), whose sum is σ = 3983419233096. Its totient is φ = 428324648640.

The previous prime is 1606217432549. The next prime is 1606217432569. The reversal of 1606217432550 is 552347126061.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5354057959 + ... + 5354058258.

It is an arithmetic number, because the mean of its divisors is an integer number (165975801379).

Almost surely, 2^{1606217432550} is an apocalyptic number.

1606217432550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1606217432550 is an abundant number, since it is smaller than the sum of its proper divisors (2377201800546).

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

1606217432550 is a wasteful number, since it uses less digits than its factorization.

1606217432550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10708116232 (or 10708116227 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 1606217432550 in words is "one trillion, six hundred six billion, two hundred seventeen million, four hundred thirty-two thousand, five hundred fifty".