5641515986 has 16 divisors (see below), whose sum is σ = 9214819200. Its totient is φ = 2580148368.

The previous prime is 5641515961. The next prime is 5641516007. The reversal of 5641515986 is 6895151465.

It is a happy number.

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, 2558570 + ... + 2560773.

It is an arithmetic number, because the mean of its divisors is an integer number (575926200).

Almost surely, 2^5641515986 is an apocalyptic number.

5641515986 is a deficient number, since it is larger than the sum of its proper divisors (3573303214).

5641515986 is a wasteful number, since it uses less digits than its factorization.

5641515986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5119393.

The product of its digits is 1296000, while the sum is 50.

The square root of 5641515986 is about 75110.0258687214. The cubic root of 5641515986 is about 1780.1855618104.

The spelling of 5641515986 in words is "five billion, six hundred forty-one million, five hundred fifteen thousand, nine hundred eighty-six".