6309985970 has 16 divisors (see below), whose sum is σ = 11361816000. Its totient is φ = 2523140784.

The previous prime is 6309985963. The next prime is 6309986003. The reversal of 6309985970 is 795899036.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75212 + ... + 135191.

It is an arithmetic number, because the mean of its divisors is an integer number (710113500).

Almost surely, 2^6309985970 is an apocalyptic number.

6309985970 is a deficient number, since it is larger than the sum of its proper divisors (5051830030).

6309985970 is a wasteful number, since it uses less digits than its factorization.

6309985970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213409.

The product of its (nonzero) digits is 3674160, while the sum is 56.

The square root of 6309985970 is about 79435.4201222603. The cubic root of 6309985970 is about 1847.8900678673.

The spelling of 6309985970 in words is "six billion, three hundred nine million, nine hundred eighty-five thousand, nine hundred seventy".