617132305912 has 16 divisors (see below), whose sum is σ = 1159441965000. Its totient is φ = 307947781920.

The previous prime is 617132305891. The next prime is 617132305927. The reversal of 617132305912 is 219503231716.

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, 77292139 + ... + 77300122.

Almost surely, 2^617132305912 is an apocalyptic number.

It is an amenable number.

617132305912 is a deficient number, since it is larger than the sum of its proper divisors (542309659088).

617132305912 is a wasteful number, since it uses less digits than its factorization.

617132305912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154592766 (or 154592762 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 40.

The spelling of 617132305912 in words is "six hundred seventeen billion, one hundred thirty-two million, three hundred five thousand, nine hundred twelve".