7063216985 has 64 divisors (see below), whose sum is σ = 9754649856. Its totient is φ = 4864204800.

The previous prime is 7063216949. The next prime is 7063216991. The reversal of 7063216985 is 5896123607.

It is a de Polignac number, because none of the positive numbers 2^k-7063216985 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13504934 + ... + 13505456.

It is an arithmetic number, because the mean of its divisors is an integer number (152416404).

Almost surely, 2^7063216985 is an apocalyptic number.

It is an amenable number.

7063216985 is a deficient number, since it is larger than the sum of its proper divisors (2691432871).

7063216985 is a wasteful number, since it uses less digits than its factorization.

7063216985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746.

The product of its (nonzero) digits is 544320, while the sum is 47.

The square root of 7063216985 is about 84042.9472650739. The cubic root of 7063216985 is about 1918.6724931857.

The spelling of 7063216985 in words is "seven billion, sixty-three million, two hundred sixteen thousand, nine hundred eighty-five".