6001620986 has 8 divisors (see below), whose sum is σ = 9006619284. Its totient is φ = 2999414560.

The previous prime is 6001620967. The next prime is 6001621007. The reversal of 6001620986 is 6890261006.

It can be written as a sum of positive squares in 2 ways, for example, as 5999277025 + 2343961 = 77455^2 + 1531^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×6001620986² = 72038908919191224392, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 692585 + ... + 701196.

Almost surely, 2^6001620986 is an apocalyptic number.

6001620986 is a deficient number, since it is larger than the sum of its proper divisors (3004998298).

6001620986 is a wasteful number, since it uses less digits than its factorization.

6001620986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395936.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 6001620986 is about 77470.1296371705. The cubic root of 6001620986 is about 1817.2842184889.

The spelling of 6001620986 in words is "six billion, one million, six hundred twenty thousand, nine hundred eighty-six".