6894605650 has 48 divisors (see below), whose sum is σ = 12942296640. Its totient is φ = 2732513600.

The previous prime is 6894605593. The next prime is 6894605651. The reversal of 6894605650 is 565064986.

It is a happy number.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 6894605594 and 6894605603.

It is not an unprimeable number, because it can be changed into a prime (6894605651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2782212 + ... + 2784688.

It is an arithmetic number, because the mean of its divisors is an integer number (269631180).

Almost surely, 2^6894605650 is an apocalyptic number.

6894605650 is a deficient number, since it is larger than the sum of its proper divisors (6047690990).

6894605650 is a wasteful number, since it uses less digits than its factorization.

6894605650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2979 (or 2974 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 49.

The square root of 6894605650 is about 83033.7621091565. The cubic root of 6894605650 is about 1903.2820144432.

The spelling of 6894605650 in words is "six billion, eight hundred ninety-four million, six hundred five thousand, six hundred fifty".