6678901712 has 40 divisors (see below), whose sum is σ = 15031454592. Its totient is φ = 2815459200.

The previous prime is 6678901711. The next prime is 6678901721. The reversal of 6678901712 is 2171098766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6678901711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481964 + ... + 495627.

Almost surely, 2^6678901712 is an apocalyptic number.

It is an amenable number.

6678901712 is an abundant number, since it is smaller than the sum of its proper divisors (8352552880).

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

6678901712 is a wasteful number, since it uses less digits than its factorization.

6678901712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977667 (or 977661 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 47.

The square root of 6678901712 is about 81724.5477931815. The cubic root of 6678901712 is about 1883.2227159785. Note that the first 3 decimals are identical.

The spelling of 6678901712 in words is "six billion, six hundred seventy-eight million, nine hundred one thousand, seven hundred twelve".