9704787771612 has 96 divisors (see below), whose sum is σ = 23410922321920. Its totient is φ = 3125765064960.

The previous prime is 9704787771563. The next prime is 9704787771697. The reversal of 9704787771612 is 2161777874079.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1186545339 + ... + 1186553517.

Almost surely, 2^{9704787771612} is an apocalyptic number.

It is an amenable number.

9704787771612 is an abundant number, since it is smaller than the sum of its proper divisors (13706134550308).

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

9704787771612 is a wasteful number, since it uses less digits than its factorization.

9704787771612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12731 (or 12729 counting only the distinct ones).

The product of its (nonzero) digits is 58084992, while the sum is 66.

The spelling of 9704787771612 in words is "nine trillion, seven hundred four billion, seven hundred eighty-seven million, seven hundred seventy-one thousand, six hundred twelve".