1305530550616 has 16 divisors (see below), whose sum is σ = 2450739513600. Its totient is φ = 652000013664.

The previous prime is 1305530550589. The next prime is 1305530550629. The reversal of 1305530550616 is 6160550355031.

It is a happy number.

It is a super-2 number, since 2×1305530550616² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 95650456 + ... + 95664103.

It is an arithmetic number, because the mean of its divisors is an integer number (153171219600).

Almost surely, 2^{1305530550616} is an apocalyptic number.

It is an amenable number.

1305530550616 is a deficient number, since it is larger than the sum of its proper divisors (1145208962984).

1305530550616 is a wasteful number, since it uses less digits than its factorization.

1305530550616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191315418 (or 191315414 counting only the distinct ones).

The product of its (nonzero) digits is 202500, while the sum is 40.

The spelling of 1305530550616 in words is "one trillion, three hundred five billion, five hundred thirty million, five hundred fifty thousand, six hundred sixteen".