5680905890 has 32 divisors (see below), whose sum is σ = 11164205376. Its totient is φ = 2064122560.

The previous prime is 5680905877. The next prime is 5680905943. The reversal of 5680905890 is 985090865.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121004 + ... + 161256.

It is an arithmetic number, because the mean of its divisors is an integer number (348881418).

Almost surely, 2^5680905890 is an apocalyptic number.

5680905890 is a deficient number, since it is larger than the sum of its proper divisors (5483299486).

5680905890 is a wasteful number, since it uses less digits than its factorization.

5680905890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41554.

The product of its (nonzero) digits is 777600, while the sum is 50.

The square root of 5680905890 is about 75371.7844421903. The cubic root of 5680905890 is about 1784.3191297771.

The spelling of 5680905890 in words is "five billion, six hundred eighty million, nine hundred five thousand, eight hundred ninety".